City water profile

Water hardness in Nondalton

Find official utility reports, understand hardness, and check the water system serving your home in Nondalton, Alaska.

Utility-reported hardness

Not yet available

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State comparison: Unavailable
Evidence comparison rank: —
Matched utilities: 1
Active health records: 0

Your tap water

What does the utility report?

Match the utility name to your water bill. These results describe the utility’s water, not a test at your home. A ZIP can include several water systems.

Utility hardness unavailable in this index

Nearby river or groundwater samples cannot tell us the hardness coming out of your tap. Ask your water provider for total hardness as CaCO₃, or test it at home.

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Your utility’s measurements and compliance records

These are possible serving systems. A record for one system does not apply to every home in this ZIP. Confirm your provider before interpreting a measurement or notice. Federal records can lag current utility notices.

EPA snapshot: 2026Q2. Historical window begins Jan 1, 2021.

Nondalton

AK2260260 · Surface water · 205 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

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Measurements (2)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.002 mg/L
Action level: 0.015 mg/L

13% of the listed benchmark

Monitoring period: Jul 1, 2025 to Dec 31, 2025

Copper (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Above action level

Reported level: 2.21 mg/L
Action level: 1.3 mg/L

170% of the listed benchmark

Monitoring period: Jan 1, 2012 to Dec 31, 2014

Violation history (352)

Imported violation history for Nondalton
Rule	Status	Period
Revised Total Coliform Rule	Resolved	Jan 1, 2026 to Jan 31, 2026
Surface Water Treatment Rule	Archived	Jan 1, 2026 to Jan 31, 2026
Surface Water Treatment Rule	Archived	Dec 1, 2025 to Dec 31, 2025
Surface Water Treatment RuleHealth-based	Archived	Dec 1, 2025 to Dec 31, 2025
Chlorine	Archived	Dec 1, 2025 to Dec 31, 2025
Chlorine	Archived	Nov 1, 2025 to Nov 30, 2025
Surface Water Treatment Rule	Archived	Nov 1, 2025 to Nov 30, 2025
Interim Enhanced Surface Water Treatment Rule	Archived	Nov 1, 2025 to Nov 30, 2025
Revised Total Coliform Rule	Resolved	Oct 1, 2025 to Oct 31, 2025
Consumer Confidence Rule	Unaddressed	Oct 1, 2025
Chlorine	Archived	Oct 1, 2025 to Oct 31, 2025
Surface Water Treatment Rule	Archived	Oct 1, 2025 to Oct 31, 2025
Revised Total Coliform Rule	Resolved	Sep 1, 2025 to Sep 30, 2025
Chlorine	Archived	Sep 1, 2025 to Sep 30, 2025
Surface Water Treatment RuleHealth-based	Resolved	Sep 1, 2025 to Sep 30, 2025
Surface Water Treatment Rule	Archived	Sep 1, 2025 to Sep 30, 2025
Chlorine	Resolved	Jul 1, 2025 to Jul 31, 2025
Lead and Copper Rule	Resolved	Jul 1, 2025 to Nov 3, 2025
Revised Total Coliform Rule	Resolved	Jul 1, 2025 to Jul 31, 2025
Surface Water Treatment Rule	Resolved	Jul 1, 2025 to Jul 31, 2025
Chlorine	Resolved	Jun 1, 2025 to Jun 30, 2025
Surface Water Treatment RuleHealth-based	Resolved	Jun 1, 2025 to Jun 30, 2025
Surface Water Treatment Rule	Resolved	Jun 1, 2025 to Jun 30, 2025
Surface Water Treatment Rule	Resolved	May 1, 2025 to May 31, 2025
Chlorine	Resolved	May 1, 2025 to May 31, 2025
Interim Enhanced Surface Water Treatment Rule	Resolved	May 1, 2025 to May 31, 2025
Revised Total Coliform Rule	Resolved	May 1, 2025 to May 31, 2025
Surface Water Treatment RuleHealth-based	Resolved	Apr 1, 2025 to Apr 30, 2025
Interim Enhanced Surface Water Treatment Rule	Resolved	Mar 1, 2025 to Mar 31, 2025
Surface Water Treatment Rule	Resolved	Mar 1, 2025 to Mar 31, 2025
Surface Water Treatment Rule	Resolved	Jan 1, 2025 to Jan 31, 2025
Toluene	Archived	Jan 1, 2025 to Dec 31, 2025
Vinyl chloride	Archived	Jan 1, 2025 to Dec 31, 2025
trans-1,2-Dichloroethylene	Archived	Jan 1, 2025 to Dec 31, 2025
1,1,2-Trichloroethane	Archived	Jan 1, 2025 to Dec 31, 2025
1,1,1-Trichloroethane	Archived	Jan 1, 2025 to Dec 31, 2025
cis-1,2-Dichloroethylene	Archived	Jan 1, 2025 to Dec 31, 2025
Xylenes, Total	Archived	Jan 1, 2025 to Dec 31, 2025
1,2,4-Trichlorobenzene	Archived	Jan 1, 2025 to Dec 31, 2025
1,2-Dichloropropane	Archived	Jan 1, 2025 to Dec 31, 2025
p-Dichlorobenzene	Archived	Jan 1, 2025 to Dec 31, 2025
Trichloroethylene	Archived	Jan 1, 2025 to Dec 31, 2025
CHLOROBENZENE	Archived	Jan 1, 2025 to Dec 31, 2025
Chlorine	Resolved	Jan 1, 2025 to Jan 31, 2025
Carbon tetrachloride	Archived	Jan 1, 2025 to Dec 31, 2025
1,2-Dichloroethane	Archived	Jan 1, 2025 to Dec 31, 2025
DICHLOROMETHANE	Archived	Jan 1, 2025 to Dec 31, 2025
o-Dichlorobenzene	Archived	Jan 1, 2025 to Dec 31, 2025
Tetrachloroethylene	Archived	Jan 1, 2025 to Dec 31, 2025
Styrene	Archived	Jan 1, 2025 to Dec 31, 2025
1,1-Dichloroethylene	Archived	Jan 1, 2025 to Dec 31, 2025
Benzene	Archived	Jan 1, 2025 to Dec 31, 2025
Ethylbenzene	Archived	Jan 1, 2025 to Dec 31, 2025
Interim Enhanced Surface Water Treatment RuleHealth-based	Resolved	Dec 1, 2024 to Dec 31, 2024
Surface Water Treatment RuleHealth-based	Resolved	Dec 1, 2024 to Dec 31, 2024
Surface Water Treatment Rule	Resolved	Dec 1, 2024 to Dec 31, 2024
Revised Total Coliform Rule	Resolved	Dec 1, 2024 to Dec 31, 2024
Chlorine	Resolved	Dec 1, 2024 to Dec 31, 2024
Revised Total Coliform Rule	Resolved	Sep 1, 2024 to Sep 30, 2024
Chlorine	Resolved	Sep 1, 2024 to Sep 30, 2024
Surface Water Treatment RuleHealth-based	Resolved	Sep 1, 2024 to Sep 30, 2024
Surface Water Treatment Rule	Resolved	Aug 1, 2024 to Aug 31, 2024
Lead and Copper Rule	Resolved	Jul 1, 2024 to Aug 28, 2024
Revised Total Coliform Rule	Resolved	Jul 1, 2024 to Jul 31, 2024
Interim Enhanced Surface Water Treatment RuleHealth-based	Resolved	Jul 1, 2024 to Jul 31, 2024
Surface Water Treatment Rule	Resolved	Jul 1, 2024 to Jul 31, 2024
Chlorine	Resolved	Jul 1, 2024 to Jul 31, 2024
Interim Enhanced Surface Water Treatment RuleHealth-based	Resolved	Jul 1, 2024 to Jul 31, 2024
Surface Water Treatment Rule	Resolved	Jun 1, 2024 to Jun 30, 2024
Interim Enhanced Surface Water Treatment Rule	Resolved	Jun 1, 2024 to Jun 30, 2024
Surface Water Treatment Rule	Resolved	May 1, 2024 to May 31, 2024
Interim Enhanced Surface Water Treatment Rule	Resolved	May 1, 2024 to May 31, 2024
Surface Water Treatment Rule	Resolved	Apr 1, 2024 to Apr 30, 2024
Interim Enhanced Surface Water Treatment Rule	Resolved	Apr 1, 2024 to Apr 30, 2024
Lead and Copper Rule	Resolved	Jan 1, 2024 to Aug 28, 2024
Chlorine	Resolved	Jan 1, 2024 to Feb 21, 2024
Surface Water Treatment Rule	Resolved	Jan 1, 2024 to Jan 31, 2024
Interim Enhanced Surface Water Treatment Rule	Resolved	Jan 1, 2024 to Jan 31, 2024
Interim Enhanced Surface Water Treatment Rule	Resolved	Dec 1, 2023 to Dec 31, 2023
Surface Water Treatment Rule	Resolved	Dec 1, 2023 to Dec 31, 2023
Revised Total Coliform Rule	Resolved	Dec 1, 2023 to Dec 31, 2023
Surface Water Treatment Rule	Resolved	Nov 1, 2023 to Nov 30, 2023
Revised Total Coliform Rule	Resolved	Nov 1, 2023 to Nov 30, 2023
Interim Enhanced Surface Water Treatment Rule	Resolved	Nov 1, 2023 to Nov 30, 2023
Consumer Confidence Rule	Resolved	Oct 1, 2023 to Oct 25, 2023
Interim Enhanced Surface Water Treatment Rule	Resolved	Oct 1, 2023 to Oct 31, 2023
Surface Water Treatment Rule	Resolved	Oct 1, 2023 to Oct 31, 2023
Chlorine	Resolved	Oct 1, 2023 to Dec 31, 2023
Revised Total Coliform Rule	Resolved	Sep 1, 2023 to Sep 30, 2023
Surface Water Treatment Rule	Resolved	Aug 1, 2023 to Aug 31, 2023
Revised Total Coliform Rule	Resolved	Jul 1, 2023 to Jul 31, 2023
Lead and Copper Rule	Resolved	Jul 1, 2023 to Aug 28, 2024
Revised Total Coliform Rule	Resolved	May 1, 2023 to May 31, 2023
Chlorine	Resolved	Apr 1, 2023 to Jun 28, 2023
Surface Water Treatment Rule	Resolved	Feb 1, 2023 to Feb 28, 2023
Interim Enhanced Surface Water Treatment Rule	Resolved	Feb 1, 2023 to Feb 28, 2023
1,2,4-Trichlorobenzene	Resolved	Jan 1, 2023 to Dec 31, 2023
cis-1,2-Dichloroethylene	Resolved	Jan 1, 2023 to Dec 31, 2023
o-Dichlorobenzene	Resolved	Jan 1, 2023 to Dec 31, 2023
1,1-Dichloroethylene	Resolved	Jan 1, 2023 to Dec 31, 2023
trans-1,2-Dichloroethylene	Resolved	Jan 1, 2023 to Dec 31, 2023
1,2-Dichloroethane	Resolved	Jan 1, 2023 to Dec 31, 2023
1,1,1-Trichloroethane	Resolved	Jan 1, 2023 to Dec 31, 2023
Carbon tetrachloride	Resolved	Jan 1, 2023 to Dec 31, 2023
1,1,2-Trichloroethane	Resolved	Jan 1, 2023 to Dec 31, 2023
Tetrachloroethylene	Resolved	Jan 1, 2023 to Dec 31, 2023
CHLOROBENZENE	Resolved	Jan 1, 2023 to Dec 31, 2023
Benzene	Resolved	Jan 1, 2023 to Dec 31, 2023
Total Haloacetic Acids (HAA5)	Resolved	Jan 1, 2023 to Dec 31, 2023
1,2-Dichloropropane	Resolved	Jan 1, 2023 to Dec 31, 2023
Vinyl chloride	Resolved	Jan 1, 2023 to Dec 31, 2023
p-Dichlorobenzene	Resolved	Jan 1, 2023 to Dec 31, 2023
Xylenes, Total	Resolved	Jan 1, 2023 to Dec 31, 2023
Nitrate	Resolved	Jan 1, 2023 to Dec 31, 2023
TTHM	Resolved	Jan 1, 2023 to Dec 31, 2023
Trichloroethylene	Resolved	Jan 1, 2023 to Dec 31, 2023
Toluene	Resolved	Jan 1, 2023 to Dec 31, 2023
DICHLOROMETHANE	Resolved	Jan 1, 2023 to Dec 31, 2023
Ethylbenzene	Resolved	Jan 1, 2023 to Dec 31, 2023
Styrene	Resolved	Jan 1, 2023 to Dec 31, 2023
Arsenic	Resolved	Jan 1, 2023 to Dec 31, 2023
Surface Water Treatment Rule	Resolved	Dec 1, 2022 to Nov 2, 2022
Interim Enhanced Surface Water Treatment Rule	Resolved	Dec 1, 2022 to Dec 31, 2022
Surface Water Treatment Rule	Resolved	Nov 1, 2022 to Nov 2, 2022
Revised Total Coliform Rule	Resolved	Nov 1, 2022 to Nov 30, 2022
Revised Total Coliform Rule	Resolved	Oct 1, 2022 to Oct 31, 2022
Consumer Confidence Rule	Resolved	Oct 1, 2022 to Oct 25, 2023
Endrin	Resolved	Oct 1, 2022 to Dec 31, 2022
Endothall	Resolved	Oct 1, 2022 to Dec 31, 2022
Toxaphene	Resolved	Oct 1, 2022 to Dec 31, 2022
Simazine	Resolved	Oct 1, 2022 to Dec 31, 2022
Di(2-ethylhexyl) phthalate	Resolved	Oct 1, 2022 to Dec 31, 2022
Carbofuran	Resolved	Oct 1, 2022 to Dec 31, 2022
2,3,7,8-TCDD	Resolved	Oct 1, 2022 to Dec 31, 2022
Heptachlor	Resolved	Oct 1, 2022 to Dec 31, 2022
Heptachlor epoxide	Resolved	Oct 1, 2022 to Dec 31, 2022
2,4-D	Resolved	Oct 1, 2022 to Dec 31, 2022
2,4,5-TP	Resolved	Oct 1, 2022 to Dec 31, 2022
HEXACHLOROBENZENE	Resolved	Oct 1, 2022 to Dec 31, 2022
Benzo(a)pyrene	Resolved	Oct 1, 2022 to Dec 31, 2022
Pentachlorophenol	Resolved	Oct 1, 2022 to Dec 31, 2022
1,2-DIBROMO-3-CHLOROPROPANE	Resolved	Oct 1, 2022 to Dec 31, 2022
Atrazine	Resolved	Oct 1, 2022 to Dec 31, 2022
OXAMYL	Resolved	Oct 1, 2022 to Dec 31, 2022
BHC-GAMMA	Resolved	Oct 1, 2022 to Dec 31, 2022
Total Polychlorinated Biphenyls (PCB)	Resolved	Oct 1, 2022 to Dec 31, 2022
Dalapon	Resolved	Oct 1, 2022 to Dec 31, 2022
Picloram	Resolved	Oct 1, 2022 to Dec 31, 2022
ETHYLENE DIBROMIDE	Resolved	Oct 1, 2022 to Dec 31, 2022
Methoxychlor	Resolved	Oct 1, 2022 to Dec 31, 2022
Dinoseb	Resolved	Oct 1, 2022 to Dec 31, 2022
Hexachlorocyclopentadiene	Resolved	Oct 1, 2022 to Dec 31, 2022
Di(2-ethylhexyl) adipate	Resolved	Oct 1, 2022 to Dec 31, 2022
LASSO	Resolved	Oct 1, 2022 to Dec 31, 2022
Glyphosate	Resolved	Oct 1, 2022 to Dec 31, 2022
Diquat	Resolved	Oct 1, 2022 to Dec 31, 2022
Chlordane	Resolved	Oct 1, 2022 to Dec 31, 2022
Interim Enhanced Surface Water Treatment Rule	Resolved	Sep 1, 2022 to Sep 30, 2022
Surface Water Treatment Rule	Resolved	Sep 1, 2022 to Sep 30, 2022
Interim Enhanced Surface Water Treatment Rule	Resolved	Aug 1, 2022 to Aug 31, 2022
Revised Total Coliform Rule	Resolved	Aug 1, 2022 to Aug 31, 2022
Surface Water Treatment Rule	Resolved	Aug 1, 2022 to Aug 31, 2022
Revised Total Coliform Rule	Resolved	Jul 1, 2022 to Jul 31, 2022
Endrin	Resolved	Jul 1, 2022 to Sep 30, 2022
BHC-GAMMA	Resolved	Jul 1, 2022 to Sep 30, 2022
Toxaphene	Resolved	Jul 1, 2022 to Sep 30, 2022
Dalapon	Resolved	Jul 1, 2022 to Sep 30, 2022
Diquat	Resolved	Jul 1, 2022 to Sep 30, 2022
Glyphosate	Resolved	Jul 1, 2022 to Sep 30, 2022
OXAMYL	Resolved	Jul 1, 2022 to Sep 30, 2022
Hexachlorocyclopentadiene	Resolved	Jul 1, 2022 to Sep 30, 2022
Carbofuran	Resolved	Jul 1, 2022 to Sep 30, 2022
2,3,7,8-TCDD	Resolved	Jul 1, 2022 to Sep 30, 2022
Heptachlor	Resolved	Jul 1, 2022 to Sep 30, 2022
Heptachlor epoxide	Resolved	Jul 1, 2022 to Sep 30, 2022
2,4,5-TP	Resolved	Jul 1, 2022 to Sep 30, 2022
HEXACHLOROBENZENE	Resolved	Jul 1, 2022 to Sep 30, 2022
Total Polychlorinated Biphenyls (PCB)	Resolved	Jul 1, 2022 to Sep 30, 2022
1,2-DIBROMO-3-CHLOROPROPANE	Resolved	Jul 1, 2022 to Sep 30, 2022
ETHYLENE DIBROMIDE	Resolved	Jul 1, 2022 to Sep 30, 2022
Chlordane	Resolved	Jul 1, 2022 to Sep 30, 2022
LASSO	Resolved	Jul 1, 2022 to Sep 30, 2022
Pentachlorophenol	Resolved	Jul 1, 2022 to Sep 30, 2022
Di(2-ethylhexyl) adipate	Resolved	Jul 1, 2022 to Sep 30, 2022
Interim Enhanced Surface Water Treatment Rule	Resolved	Jul 1, 2022 to Jul 31, 2022
Consumer Confidence Rule	Resolved	Jul 1, 2022 to Jul 27, 2023
Endothall	Resolved	Jul 1, 2022 to Sep 30, 2022
Benzo(a)pyrene	Resolved	Jul 1, 2022 to Sep 30, 2022
Surface Water Treatment Rule	Resolved	Jul 1, 2022 to Jul 31, 2022
Methoxychlor	Resolved	Jul 1, 2022 to Sep 30, 2022
Atrazine	Resolved	Jul 1, 2022 to Sep 30, 2022
Di(2-ethylhexyl) phthalate	Resolved	Jul 1, 2022 to Sep 30, 2022
Simazine	Resolved	Jul 1, 2022 to Sep 30, 2022
2,4-D	Resolved	Jul 1, 2022 to Sep 30, 2022
Picloram	Resolved	Jul 1, 2022 to Sep 30, 2022
Dinoseb	Resolved	Jul 1, 2022 to Sep 30, 2022
Surface Water Treatment Rule	Resolved	Jun 1, 2022 to Jun 30, 2022
Interim Enhanced Surface Water Treatment Rule	Resolved	Jun 1, 2022 to Jun 30, 2022
Revised Total Coliform Rule	Resolved	May 1, 2022 to May 31, 2022
Surface Water Treatment Rule	Resolved	May 1, 2022 to May 31, 2022
Interim Enhanced Surface Water Treatment Rule	Resolved	May 1, 2022 to May 31, 2022
Chlorine	Resolved	Apr 1, 2022 to Jun 30, 2022
Surface Water Treatment Rule	Resolved	Apr 1, 2022 to Apr 30, 2022
Methoxychlor	Resolved	Apr 1, 2022 to Jun 30, 2022
Toxaphene	Resolved	Apr 1, 2022 to Jun 30, 2022
Glyphosate	Resolved	Apr 1, 2022 to Jun 30, 2022
Di(2-ethylhexyl) adipate	Resolved	Apr 1, 2022 to Jun 30, 2022
OXAMYL	Resolved	Apr 1, 2022 to Jun 30, 2022
Hexachlorocyclopentadiene	Resolved	Apr 1, 2022 to Jun 30, 2022
Carbofuran	Resolved	Apr 1, 2022 to Jun 30, 2022
Heptachlor epoxide	Resolved	Apr 1, 2022 to Jun 30, 2022
2,4-D	Resolved	Apr 1, 2022 to Jun 30, 2022
2,4,5-TP	Resolved	Apr 1, 2022 to Jun 30, 2022
Benzo(a)pyrene	Resolved	Apr 1, 2022 to Jun 30, 2022
Total Polychlorinated Biphenyls (PCB)	Resolved	Apr 1, 2022 to Jun 30, 2022
ETHYLENE DIBROMIDE	Resolved	Apr 1, 2022 to Jun 30, 2022
Chlordane	Resolved	Apr 1, 2022 to Jun 30, 2022
Chlorine	Resolved	Apr 1, 2022 to Jun 30, 2022
LASSO	Resolved	Apr 1, 2022 to Jun 30, 2022
Endothall	Resolved	Apr 1, 2022 to Jun 30, 2022
Pentachlorophenol	Resolved	Apr 1, 2022 to Jun 30, 2022
Heptachlor	Resolved	Apr 1, 2022 to Jun 30, 2022
2,3,7,8-TCDD	Resolved	Apr 1, 2022 to Jun 30, 2022
Di(2-ethylhexyl) phthalate	Resolved	Apr 1, 2022 to Jun 30, 2022
Picloram	Resolved	Apr 1, 2022 to Jun 30, 2022
HEXACHLOROBENZENE	Resolved	Apr 1, 2022 to Jun 30, 2022
BHC-GAMMA	Resolved	Apr 1, 2022 to Jun 30, 2022
Atrazine	Resolved	Apr 1, 2022 to Jun 30, 2022
Dalapon	Resolved	Apr 1, 2022 to Jun 30, 2022
Interim Enhanced Surface Water Treatment Rule	Resolved	Apr 1, 2022 to Apr 30, 2022
Simazine	Resolved	Apr 1, 2022 to Jun 30, 2022
1,2-DIBROMO-3-CHLOROPROPANE	Resolved	Apr 1, 2022 to Jun 30, 2022
Endrin	Resolved	Apr 1, 2022 to Jun 30, 2022
Diquat	Resolved	Apr 1, 2022 to Jun 30, 2022
Dinoseb	Resolved	Apr 1, 2022 to Jun 30, 2022
Revised Total Coliform Rule	Resolved	Apr 1, 2022 to Apr 30, 2022
Surface Water Treatment Rule	Resolved	Mar 1, 2022 to Mar 31, 2022
Surface Water Treatment Rule	Resolved	Mar 1, 2022 to Mar 31, 2022
Revised Total Coliform Rule	Resolved	Mar 1, 2022 to Mar 31, 2022
Interim Enhanced Surface Water Treatment Rule	Resolved	Feb 1, 2022 to Feb 28, 2022
Revised Total Coliform Rule	Resolved	Feb 1, 2022 to Feb 28, 2022
Surface Water Treatment Rule	Resolved	Feb 1, 2022 to Feb 28, 2022
Lead and Copper Rule	Resolved	Jan 1, 2022 to Aug 28, 2024
Revised Total Coliform Rule	Resolved	Jan 1, 2022 to Jan 31, 2022
Endrin	Resolved	Jan 1, 2022 to Mar 31, 2022
BHC-GAMMA	Resolved	Jan 1, 2022 to Mar 31, 2022
Endothall	Resolved	Jan 1, 2022 to Mar 31, 2022
Glyphosate	Resolved	Jan 1, 2022 to Mar 31, 2022
Di(2-ethylhexyl) adipate	Resolved	Jan 1, 2022 to Mar 31, 2022
Di(2-ethylhexyl) phthalate	Resolved	Jan 1, 2022 to Mar 31, 2022
Picloram	Resolved	Jan 1, 2022 to Mar 31, 2022
Dinoseb	Resolved	Jan 1, 2022 to Mar 31, 2022
Atrazine	Resolved	Jan 1, 2022 to Mar 31, 2022
Heptachlor epoxide	Resolved	Jan 1, 2022 to Mar 31, 2022
2,4-D	Resolved	Jan 1, 2022 to Mar 31, 2022
HEXACHLOROBENZENE	Resolved	Jan 1, 2022 to Mar 31, 2022
ETHYLENE DIBROMIDE	Resolved	Jan 1, 2022 to Mar 31, 2022
Chlordane	Resolved	Jan 1, 2022 to Mar 31, 2022
1,2,4-Trichlorobenzene	Resolved	Jan 1, 2022 to Dec 31, 2022
cis-1,2-Dichloroethylene	Resolved	Jan 1, 2022 to Dec 31, 2022
Xylenes, Total	Resolved	Jan 1, 2022 to Dec 31, 2022
o-Dichlorobenzene	Resolved	Jan 1, 2022 to Dec 31, 2022
1,1-Dichloroethylene	Resolved	Jan 1, 2022 to Dec 31, 2022
trans-1,2-Dichloroethylene	Resolved	Jan 1, 2022 to Dec 31, 2022
1,1,1-Trichloroethane	Resolved	Jan 1, 2022 to Dec 31, 2022
Carbon tetrachloride	Resolved	Jan 1, 2022 to Dec 31, 2022
Trichloroethylene	Resolved	Jan 1, 2022 to Dec 31, 2022
Tetrachloroethylene	Resolved	Jan 1, 2022 to Dec 31, 2022
CHLOROBENZENE	Resolved	Jan 1, 2022 to Dec 31, 2022
Benzene	Resolved	Jan 1, 2022 to Dec 31, 2022
Toluene	Resolved	Jan 1, 2022 to Dec 31, 2022
Chlorine	Resolved	Jan 1, 2022 to Mar 31, 2022
Dalapon	Resolved	Jan 1, 2022 to Mar 31, 2022
Pentachlorophenol	Resolved	Jan 1, 2022 to Mar 31, 2022
Simazine	Resolved	Jan 1, 2022 to Mar 31, 2022
Surface Water Treatment Rule	Resolved	Jan 1, 2022 to Jan 31, 2022
1,1,2-Trichloroethane	Resolved	Jan 1, 2022 to Dec 31, 2022
Methoxychlor	Resolved	Jan 1, 2022 to Mar 31, 2022
Vinyl chloride	Resolved	Jan 1, 2022 to Dec 31, 2022
Diquat	Resolved	Jan 1, 2022 to Mar 31, 2022
Hexachlorocyclopentadiene	Resolved	Jan 1, 2022 to Mar 31, 2022
2,4,5-TP	Resolved	Jan 1, 2022 to Mar 31, 2022
p-Dichlorobenzene	Resolved	Jan 1, 2022 to Dec 31, 2022
Benzo(a)pyrene	Resolved	Jan 1, 2022 to Mar 31, 2022
Ethylbenzene	Resolved	Jan 1, 2022 to Dec 31, 2022
Total Polychlorinated Biphenyls (PCB)	Resolved	Jan 1, 2022 to Mar 31, 2022
Toxaphene	Resolved	Jan 1, 2022 to Mar 31, 2022
DICHLOROMETHANE	Resolved	Jan 1, 2022 to Dec 31, 2022
2,3,7,8-TCDD	Resolved	Jan 1, 2022 to Mar 31, 2022
Interim Enhanced Surface Water Treatment Rule	Resolved	Jan 1, 2022 to Jan 31, 2022
Styrene	Resolved	Jan 1, 2022 to Dec 31, 2022
LASSO	Resolved	Jan 1, 2022 to Mar 31, 2022
Carbofuran	Resolved	Jan 1, 2022 to Mar 31, 2022
OXAMYL	Resolved	Jan 1, 2022 to Mar 31, 2022
1,2-Dichloropropane	Resolved	Jan 1, 2022 to Dec 31, 2022
Heptachlor	Resolved	Jan 1, 2022 to Mar 31, 2022
Chlorine	Resolved	Jan 1, 2022 to Mar 31, 2022
1,2-DIBROMO-3-CHLOROPROPANE	Resolved	Jan 1, 2022 to Mar 31, 2022
Arsenic	Resolved	Jan 1, 2022 to May 23, 2022
1,2-Dichloroethane	Resolved	Jan 1, 2022 to Dec 31, 2022
Surface Water Treatment Rule	Resolved	Dec 1, 2021 to Dec 31, 2021
Revised Total Coliform Rule	Resolved	Dec 1, 2021 to Dec 31, 2021
Interim Enhanced Surface Water Treatment Rule	Resolved	Dec 1, 2021 to Dec 31, 2021
Surface Water Treatment Rule	Resolved	Nov 1, 2021 to Nov 30, 2021
Revised Total Coliform Rule	Resolved	Nov 1, 2021 to Nov 30, 2021
Interim Enhanced Surface Water Treatment Rule	Resolved	Oct 1, 2021 to Oct 31, 2021
Chlorine	Resolved	Oct 1, 2021 to Dec 31, 2021
Consumer Confidence Rule	Resolved	Oct 1, 2021 to Oct 25, 2023
Surface Water Treatment Rule	Resolved	Oct 1, 2021 to Oct 31, 2021
Interim Enhanced Surface Water Treatment Rule	Resolved	Sep 1, 2021 to Sep 30, 2021
Surface Water Treatment Rule	Resolved	Sep 1, 2021 to Sep 30, 2021
TTHM	Resolved	Sep 1, 2021 to Aug 31, 2022
Total Haloacetic Acids (HAA5)	Resolved	Sep 1, 2021 to Aug 31, 2022
Surface Water Treatment Rule	Resolved	Aug 1, 2021 to Aug 31, 2021
Interim Enhanced Surface Water Treatment Rule	Resolved	Aug 1, 2021 to Aug 31, 2021
Surface Water Treatment Rule	Resolved	Jul 1, 2021 to Jul 31, 2021
Interim Enhanced Surface Water Treatment Rule	Resolved	Jul 1, 2021 to Jul 31, 2021
Consumer Confidence Rule	Resolved	Jul 1, 2021 to Jul 27, 2023
Interim Enhanced Surface Water Treatment Rule	Resolved	Jun 1, 2021 to Jun 30, 2021
Surface Water Treatment Rule	Resolved	Jun 1, 2021 to Jun 30, 2021
Revised Total Coliform Rule	Resolved	Jun 1, 2021 to Jun 30, 2021
Chlorine	Resolved	Apr 1, 2021 to Jun 30, 2021
Surface Water Treatment Rule	Resolved	Mar 1, 2021 to Mar 31, 2021
Interim Enhanced Surface Water Treatment Rule	Resolved	Mar 1, 2021 to Mar 31, 2021
Interim Enhanced Surface Water Treatment Rule	Resolved	Feb 1, 2021 to Feb 28, 2021
Surface Water Treatment Rule	Resolved	Feb 1, 2021 to Feb 28, 2021
Interim Enhanced Surface Water Treatment Rule	Resolved	Jan 1, 2021 to Jan 31, 2021
Nitrate	Resolved	Jan 1, 2021 to Dec 31, 2021
Arsenic	Resolved	Jan 1, 2021 to Dec 31, 2021
1,2,4-Trichlorobenzene	Resolved	Jan 1, 2021 to Dec 31, 2021
DICHLOROMETHANE	Resolved	Jan 1, 2021 to Dec 31, 2021
o-Dichlorobenzene	Resolved	Jan 1, 2021 to Dec 31, 2021
Vinyl chloride	Resolved	Jan 1, 2021 to Dec 31, 2021
1,2-Dichloroethane	Resolved	Jan 1, 2021 to Dec 31, 2021
1,1,1-Trichloroethane	Resolved	Jan 1, 2021 to Dec 31, 2021
Carbon tetrachloride	Resolved	Jan 1, 2021 to Dec 31, 2021
1,2-Dichloropropane	Resolved	Jan 1, 2021 to Dec 31, 2021
Trichloroethylene	Resolved	Jan 1, 2021 to Dec 31, 2021
CHLOROBENZENE	Resolved	Jan 1, 2021 to Dec 31, 2021
Benzene	Resolved	Jan 1, 2021 to Dec 31, 2021
Ethylbenzene	Resolved	Jan 1, 2021 to Dec 31, 2021
Toluene	Resolved	Jan 1, 2021 to Dec 31, 2021
Xylenes, Total	Resolved	Jan 1, 2021 to Dec 31, 2021
cis-1,2-Dichloroethylene	Resolved	Jan 1, 2021 to Dec 31, 2021
1,1,2-Trichloroethane	Resolved	Jan 1, 2021 to Dec 31, 2021
1,1-Dichloroethylene	Resolved	Jan 1, 2021 to Dec 31, 2021
Styrene	Resolved	Jan 1, 2021 to Dec 31, 2021
p-Dichlorobenzene	Resolved	Jan 1, 2021 to Dec 31, 2021
trans-1,2-Dichloroethylene	Resolved	Jan 1, 2021 to Dec 31, 2021
Tetrachloroethylene	Resolved	Jan 1, 2021 to Dec 31, 2021
Surface Water Treatment Rule	Resolved	Jan 1, 2021 to Jan 31, 2021
Lead and Copper Rule	Addressed	Jan 1, 2005

City summary

What the indexed records say

Nondalton has 1 published ZIP profile across Lake And Peninsula Borough. No qualifying nearby hardness observation is available for the city.

Because only one ZIP is represented, the city median and range are the same local estimate. It should not be read as multiple independent samples across the community.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs

Moderately hard0 ZIPs

Hard0 ZIPs

Very hard0 ZIPs

0 of 1 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance: — miles
Profiles with evidence: 0/1

Confidence labels

High: 0Moderate: 0Low: 0

Observation window: unavailable to unavailable.

ZIP directory

Water reports in Nondalton

Open a ZIP for site-level provenance and measurements.

ZIP code

99640

No estimate

—

Nearest site: — mi
Confidence: —

View full ZIP evidence →

Practical next steps

Move from index to evidence

1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
3. Use a measured hardness result. Confirm health concerns or treatment sizing with the right method.

Continue comparing

Other Alaska communities

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Lake And Peninsula Borough

— No median

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— No median

Egegik

Lake And Peninsula Borough

— No median

King Salmon

Lake And Peninsula Borough

— No median

Perryville

Lake And Peninsula Borough

— No median

Kaktovik

North Slope Borough

55 PPM median

Search all 131 Alaska cities →

Questions people ask

About water in Nondalton

Is the water hard?

Check the utility-reported result above when available. Nearby environmental samples cannot establish tap-water hardness. Ask your provider or test your tap.

Is the tap water safe?

Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.

Do I need treatment?

Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.