City water profile

Water hardness in Johnsonburg

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

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.

Find an official utility report →

Convert a hardness result →Test your tap →

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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.

Johnsonburg Municipal Auth

PA6240007 · Surface water · 2,413 people served system-wide

A municipal system, in-state city, and served county all agree with this Census ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

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

Above action level

Reported level: 0.0372 mg/L
Action level: 0.015 mg/L

248% of the listed benchmark

Monitoring period: Jan 1, 2010 to Dec 31, 2010

Total Haloacetic Acids (HAA5)

EPA SDWIS reported health-based violation

Reported violation

Reported level: 0.064 MG/L
Maximum contaminant level: 0.06 MG/L

107% of the listed benchmark

Monitoring period: Jan 1, 2024 to Mar 31, 2024

Violation history (171)

Imported violation history for Johnsonburg Municipal Auth
Rule	Status	Period
Public Notice	Unaddressed	Apr 11, 2026
Public Notice	Unaddressed	Apr 11, 2026
Consumer Confidence Rule	Resolved	Jul 1, 2025 to Aug 27, 2025
Public Notice	Resolved	Jan 11, 2025 to Mar 10, 2025
Public Notice	Resolved	Jan 11, 2025 to Mar 10, 2025
Public Notice	Resolved	Jan 11, 2025 to Mar 10, 2025
Public Notice	Resolved	Jan 11, 2025 to Mar 10, 2025
Public Notice	Resolved	Jan 11, 2025 to Mar 10, 2025
Public Notice	Resolved	Jan 11, 2025 to Mar 10, 2025
Public Notice	Resolved	Jan 11, 2025 to Mar 10, 2025
Public Notice	Resolved	Jan 11, 2025 to Mar 10, 2025
Public Notice	Resolved	Jan 11, 2025 to Mar 10, 2025
Public Notice	Resolved	Jan 11, 2025 to Mar 10, 2025
Public Notice	Resolved	Jan 11, 2025 to Mar 10, 2025
Public Notice	Resolved	Jan 11, 2025 to Mar 10, 2025
Total Haloacetic Acids (HAA5)	Resolved	Jan 1, 2025 to Mar 31, 2025
TTHM	Resolved	Jan 1, 2025 to Mar 31, 2025
Interim Enhanced Surface Water Treatment Rule	Resolved	Nov 1, 2024 to Nov 30, 2024
Public Notice	Resolved	May 11, 2024 to May 29, 2024
Public Notice	Resolved	Apr 11, 2024 to May 29, 2024
Public Notice	Resolved	Apr 11, 2024 to May 29, 2024
Interim Enhanced Surface Water Treatment Rule	Resolved	Feb 1, 2024 to Feb 29, 2024
Public Notice	Resolved	Jan 11, 2024 to Feb 21, 2024
Public Notice	Resolved	Jan 11, 2024 to Feb 21, 2024
Public Notice	Resolved	Jan 11, 2024 to Feb 21, 2024
Public Notice	Resolved	Jan 11, 2024 to Feb 21, 2024
Public Notice	Resolved	Jan 11, 2024 to Feb 21, 2024
Public Notice	Resolved	Jan 11, 2024 to Feb 21, 2024
Total Haloacetic Acids (HAA5)Health-based	Resolved	Jan 1, 2024 to Mar 31, 2024
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Jul 11, 2023 to Aug 23, 2023
Public Notice	Resolved	Apr 11, 2023 to Jul 6, 2023
Public Notice	Resolved	Apr 11, 2023 to Jul 6, 2023
Public Notice	Resolved	Apr 11, 2023 to Jul 6, 2023
Public Notice	Resolved	Apr 11, 2023 to Jul 6, 2023
Public Notice	Resolved	Feb 10, 2023 to Aug 9, 2023
Public Notice	Resolved	Jan 11, 2023 to Mar 22, 2023
Public Notice	Resolved	Jan 11, 2023 to Mar 22, 2023
Public Notice	Resolved	Jan 11, 2023 to Mar 22, 2023
Public Notice	Resolved	Jan 11, 2023 to Jul 6, 2023
Public Notice	Resolved	Jan 11, 2023 to Mar 22, 2023
TTHM	Resolved	Jan 1, 2023 to Mar 31, 2023
Arsenic	Resolved	Jan 1, 2023 to Dec 31, 2023
Barium	Resolved	Jan 1, 2023 to Dec 31, 2023
Cadmium	Resolved	Jan 1, 2023 to Dec 31, 2023
Nickel	Resolved	Jan 1, 2023 to Dec 31, 2023
Selenium	Resolved	Jan 1, 2023 to Dec 31, 2023
Beryllium, Total	Resolved	Jan 1, 2023 to Dec 31, 2023
CYANIDE	Resolved	Jan 1, 2023 to Dec 31, 2023
Antimony, Total	Resolved	Jan 1, 2023 to Dec 31, 2023
Total Haloacetic Acids (HAA5)	Resolved	Jan 1, 2023 to Mar 31, 2023
Fluoride	Resolved	Jan 1, 2023 to Dec 31, 2023
Mercury	Resolved	Jan 1, 2023 to Dec 31, 2023
Thallium, Total	Resolved	Jan 1, 2023 to Dec 31, 2023
Chromium	Resolved	Jan 1, 2023 to Dec 31, 2023
Chlorine	Resolved	Dec 1, 2022 to Dec 31, 2022
Surface Water Treatment Rule	Resolved	Dec 1, 2022 to Dec 31, 2022
Public Notice	Resolved	Nov 10, 2022 to Aug 9, 2023
Total Haloacetic Acids (HAA5)	Resolved	Oct 25, 2022 to Mar 22, 2023
Public Notice	Resolved	Oct 11, 2022 to Jul 6, 2023
Public Notice	Resolved	Oct 11, 2022 to Jul 6, 2023
Total Haloacetic Acids (HAA5)	Resolved	Oct 1, 2022 to Dec 31, 2022
TTHM	Resolved	Oct 1, 2022 to Dec 31, 2022
Gross Alpha, Excl. Radon and U	Resolved	Oct 1, 2022 to Dec 31, 2022
Radium-226	Resolved	Oct 1, 2022 to Dec 31, 2022
Radium-228	Resolved	Oct 1, 2022 to Dec 31, 2022
Total Haloacetic Acids (HAA5)Health-based	Resolved	Oct 1, 2022 to Dec 31, 2022
Combined Uranium	Resolved	Oct 1, 2022 to Dec 31, 2022
Surface Water Treatment Rule	Resolved	Aug 1, 2022 to Aug 31, 2022
Gross Alpha, Excl. Radon and U	Resolved	Jul 1, 2022 to Sep 30, 2022
Radium-228	Resolved	Jul 1, 2022 to Sep 30, 2022
Total Haloacetic Acids (HAA5)Health-based	Resolved	Jul 1, 2022 to Sep 30, 2022
Radium-226	Resolved	Jul 1, 2022 to Sep 30, 2022
Combined Uranium	Resolved	Jul 1, 2022 to Sep 30, 2022
Interim Enhanced Surface Water Treatment Rule	Resolved	May 1, 2022 to May 31, 2022
Radium-228	Resolved	Apr 1, 2022 to Jun 30, 2022
1,2,4-Trichlorobenzene	Resolved	Apr 1, 2022 to Jun 30, 2022
cis-1,2-Dichloroethylene	Resolved	Apr 1, 2022 to Jun 30, 2022
Xylenes, Total	Resolved	Apr 1, 2022 to Jun 30, 2022
o-Dichlorobenzene	Resolved	Apr 1, 2022 to Jun 30, 2022
p-Dichlorobenzene	Resolved	Apr 1, 2022 to Jun 30, 2022
1,1-Dichloroethylene	Resolved	Apr 1, 2022 to Jun 30, 2022
trans-1,2-Dichloroethylene	Resolved	Apr 1, 2022 to Jun 30, 2022
Carbon tetrachloride	Resolved	Apr 1, 2022 to Jun 30, 2022
1,2-Dichloropropane	Resolved	Apr 1, 2022 to Jun 30, 2022
1,1,2-Trichloroethane	Resolved	Apr 1, 2022 to Jun 30, 2022
Toluene	Resolved	Apr 1, 2022 to Jun 30, 2022
Styrene	Resolved	Apr 1, 2022 to Jun 30, 2022
Gross Alpha, Excl. Radon and U	Resolved	Apr 1, 2022 to Jun 30, 2022
1,2-Dichloroethane	Resolved	Apr 1, 2022 to Jun 30, 2022
Radium-226	Resolved	Apr 1, 2022 to Jun 30, 2022
Benzene	Resolved	Apr 1, 2022 to Jun 30, 2022
CHLOROBENZENE	Resolved	Apr 1, 2022 to Jun 30, 2022
1,1,1-Trichloroethane	Resolved	Apr 1, 2022 to Jun 30, 2022
Nitrite	Resolved	Apr 1, 2022 to Jun 30, 2022
Combined Uranium	Resolved	Apr 1, 2022 to Jun 30, 2022
Ethylbenzene	Resolved	Apr 1, 2022 to Jun 30, 2022
Tetrachloroethylene	Resolved	Apr 1, 2022 to Jun 30, 2022
DICHLOROMETHANE	Resolved	Apr 1, 2022 to Jun 30, 2022
Nitrate	Resolved	Apr 1, 2022 to Jun 30, 2022
Trichloroethylene	Resolved	Apr 1, 2022 to Jun 30, 2022
Total Haloacetic Acids (HAA5)	Resolved	Jan 1, 2022 to Mar 31, 2022
Radium-228	Resolved	Jan 1, 2022 to Mar 31, 2022
Radium-226	Resolved	Jan 1, 2022 to Mar 31, 2022
Gross Alpha, Excl. Radon and U	Resolved	Jan 1, 2022 to Mar 31, 2022
Combined Uranium	Resolved	Jan 1, 2022 to Mar 31, 2022
TTHM	Resolved	Jan 1, 2022 to Mar 31, 2022
Endothall	Resolved	Jan 1, 2022 to Mar 31, 2022
Interim Enhanced Surface Water Treatment Rule	Resolved	Dec 1, 2021 to Dec 31, 2021
Total Haloacetic Acids (HAA5)	Resolved	Oct 1, 2021 to Dec 31, 2021
Nitrate	Resolved	Oct 1, 2021 to Dec 31, 2021
Combined Uranium	Resolved	Oct 1, 2021 to Dec 31, 2021
Methoxychlor	Resolved	Oct 1, 2021 to Dec 31, 2021
Dalapon	Resolved	Oct 1, 2021 to Dec 31, 2021
Endothall	Resolved	Oct 1, 2021 to Dec 31, 2021
OXAMYL	Resolved	Oct 1, 2021 to Dec 31, 2021
Di(2-ethylhexyl) phthalate	Resolved	Oct 1, 2021 to Dec 31, 2021
Dinoseb	Resolved	Oct 1, 2021 to Dec 31, 2021
Hexachlorocyclopentadiene	Resolved	Oct 1, 2021 to Dec 31, 2021
Carbofuran	Resolved	Oct 1, 2021 to Dec 31, 2021
Atrazine	Resolved	Oct 1, 2021 to Dec 31, 2021
LASSO	Resolved	Oct 1, 2021 to Dec 31, 2021
2,3,7,8-TCDD	Resolved	Oct 1, 2021 to Dec 31, 2021
2,4-D	Resolved	Oct 1, 2021 to Dec 31, 2021
Benzo(a)pyrene	Resolved	Oct 1, 2021 to Dec 31, 2021
Total Polychlorinated Biphenyls (PCB)	Resolved	Oct 1, 2021 to Dec 31, 2021
1,2-DIBROMO-3-CHLOROPROPANE	Resolved	Oct 1, 2021 to Dec 31, 2021
ETHYLENE DIBROMIDE	Resolved	Oct 1, 2021 to Dec 31, 2021
Gross Alpha, Excl. Radon and U	Resolved	Oct 1, 2021 to Dec 31, 2021
Diquat	Resolved	Oct 1, 2021 to Dec 31, 2021
2,4,5-TP	Resolved	Oct 1, 2021 to Dec 31, 2021
Chlordane	Resolved	Oct 1, 2021 to Dec 31, 2021
Heptachlor	Resolved	Oct 1, 2021 to Dec 31, 2021
Di(2-ethylhexyl) adipate	Resolved	Oct 1, 2021 to Dec 31, 2021
Simazine	Resolved	Oct 1, 2021 to Dec 31, 2021
Nitrite	Resolved	Oct 1, 2021 to Dec 31, 2021
Toxaphene	Resolved	Oct 1, 2021 to Dec 31, 2021
Picloram	Resolved	Oct 1, 2021 to Dec 31, 2021
Endrin	Resolved	Oct 1, 2021 to Dec 31, 2021
Heptachlor epoxide	Resolved	Oct 1, 2021 to Dec 31, 2021
Pentachlorophenol	Resolved	Oct 1, 2021 to Dec 31, 2021
Radium-226	Resolved	Oct 1, 2021 to Dec 31, 2021
HEXACHLOROBENZENE	Resolved	Oct 1, 2021 to Dec 31, 2021
Radium-228	Resolved	Oct 1, 2021 to Dec 31, 2021
TTHM	Resolved	Oct 1, 2021 to Dec 31, 2021
Glyphosate	Resolved	Oct 1, 2021 to Dec 31, 2021
BHC-GAMMA	Resolved	Oct 1, 2021 to Dec 31, 2021
Total Haloacetic Acids (HAA5)	Resolved	Jul 1, 2021 to Sep 30, 2021
TTHM	Resolved	Jul 1, 2021 to Sep 30, 2021
Interim Enhanced Surface Water Treatment Rule	Resolved	Jan 1, 2021 to Jan 31, 2021
Public Notice	Unaddressed	Oct 11, 2018

City summary

What the indexed records say

Johnsonburg has 1 published ZIP profile across Elk County. The regional-evidence median is 35 PPM. The city does not meet the stricter comparison standard.

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

Soft1 ZIP

Moderately hard0 ZIPs

Hard0 ZIPs

Very hard0 ZIPs

1 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: 18.9 miles
Profiles with evidence: 1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Sep 20, 2017 to Sep 10, 2025.

ZIP directory

Water reports in Johnsonburg

Open a ZIP for site-level provenance and measurements.

ZIP code

15845

Soft

35 PPM

Nearest site: 18.9 mi
Confidence: Moderate

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 Pennsylvania communities

Lock Haven

Clinton County

34 PPM median

Emporium

Cameron County

26 PPM median

Blossburg

Tioga County

26 PPM median

Bradford

Mckean County

45 PPM median

Wellsboro

Tioga County

24 PPM median

Port Allegany

Mckean County

50 PPM median

Search all 50 Pennsylvania cities →

Questions people ask

About water in Johnsonburg

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.