Utility-reported hardness
Unavailable
Ask your provider or test your tap
Local water dashboard
Official source aggregationWater quality in Apex, NC 27539
Regional hardness evidence, possible serving systems, EPA compliance history, and the measurements that are—and are not—available for Wake County.
Historical measurement record needs context
- Largest possible serving system
- Apex, Town Of
- Source water
- Surface water + Groundwater
- County
- Wake County
- Profile updated
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 →At a glance
What the current records say
EPA quarter 2026Q2
All possible systems
No active flag
0 active health-based records
Measurements by utility
Each result belongs to a specific system.
Utility match
10 systems
Serves 83,001 people system-wide
Match the name on your water bill
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.
Apex, Town Of
NC0392045 · Surface water · 83,001 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
Find this utility’s official report →Measurements (1)
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
- Reported level
- 0 mg/L
- Action level
- 0.015 mg/L
0% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2025
Violation history (1)
| Rule | Status | Period |
|---|---|---|
| Total Haloacetic Acids (HAA5) | Resolved | Jul 1, 2024 to Sep 30, 2024 |
Chatham Co-North
NC0319126 · Surface water · 23,088 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
Find this utility’s official report →Measurements (1)
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
- Reported level
- 0 mg/L
- Action level
- 0.015 mg/L
0% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2025
Violation history (3)
| Rule | Status | Period |
|---|---|---|
| LEAD AND COPPER RULE REVISIONS | Resolved | Oct 17, 2024 to Oct 23, 2024 |
| LEAD AND COPPER RULE REVISIONSHealth-based | Resolved | Oct 17, 2024 to Oct 23, 2024 |
| CARBON, TOTAL | Resolved | Jan 1, 2023 to Mar 8, 2023 |
Blaney Farms S/d
NC4092134 · Groundwater · 395 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
Find this utility’s official report →Measurements (1)
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
- Reported level
- 0 mg/L
- Action level
- 0.015 mg/L
0% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2025
Violation history (2)
| Rule | Status | Period |
|---|---|---|
| Consumer Confidence Rule | Resolved | Jul 1, 2021 to Oct 14, 2021 |
| Lead and Copper Rule | Addressed | Oct 1, 2016 |
Merion S/d
NC4092005 · Groundwater · 267 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
Find this utility’s official report →Measurements (1)
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
- Reported level
- 0 mg/L
- Action level
- 0.015 mg/L
0% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2025
Violation history (1)
| Rule | Status | Period |
|---|---|---|
| Consumer Confidence Rule | Resolved | Jul 1, 2024 to Jan 29, 2025 |
Ridgebrook Bluff S/d
NC4392101 · Groundwater · 234 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
Find this utility’s official report →Measurements (1)
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
- Reported level
- 0 mg/L
- Action level
- 0.015 mg/L
0% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2025
Violation history (17)
| Rule | Status | Period |
|---|---|---|
| Consumer Confidence Rule | Resolved | Jul 1, 2024 to Jan 29, 2025 |
| Chlordane | Archived | Jan 1, 2023 to Dec 31, 2025 |
| Hexachlorocyclopentadiene | Archived | Jan 1, 2023 to Dec 31, 2025 |
| Toxaphene | Archived | Jan 1, 2023 to Dec 31, 2025 |
| Methoxychlor | Archived | Jan 1, 2023 to Dec 31, 2025 |
| Benzo(a)pyrene | Archived | Jan 1, 2023 to Dec 31, 2025 |
| Simazine | Archived | Jan 1, 2023 to Dec 31, 2025 |
| Heptachlor epoxide | Archived | Jan 1, 2023 to Dec 31, 2025 |
| Endrin | Archived | Jan 1, 2023 to Dec 31, 2025 |
| Heptachlor | Archived | Jan 1, 2023 to Dec 31, 2025 |
| HEXACHLOROBENZENE | Archived | Jan 1, 2023 to Dec 31, 2025 |
| Di(2-ethylhexyl) phthalate | Archived | Jan 1, 2023 to Dec 31, 2025 |
| Di(2-ethylhexyl) adipate | Archived | Jan 1, 2023 to Dec 31, 2025 |
| Total Polychlorinated Biphenyls (PCB) | Archived | Jan 1, 2023 to Dec 31, 2025 |
| LASSO | Archived | Jan 1, 2023 to Dec 31, 2025 |
| Atrazine | Archived | Jan 1, 2023 to Dec 31, 2025 |
| BHC-GAMMA | Archived | Jan 1, 2023 to Dec 31, 2025 |
Feltonsville Comm Organization
NC0392060 · Surface water · 225 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
Find this utility’s official report →Measurements (1)
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
- Reported level
- 0.02 mg/L
- Action level
- 0.015 mg/L
133% of the listed benchmark
Monitoring period: Jan 1, 2009 to Dec 31, 2009
Violation history (16)
| Rule | Status | Period |
|---|---|---|
| Revised Total Coliform Rule | Resolved | Dec 1, 2025 to Dec 31, 2025 |
| Chlorine | Resolved | Dec 1, 2025 to Dec 31, 2025 |
| Consumer Confidence Rule | Resolved | Jul 1, 2025 to Nov 7, 2025 |
| Chlorine | Resolved | Feb 1, 2025 to Feb 28, 2025 |
| Revised Total Coliform Rule | Resolved | Feb 1, 2025 to Feb 28, 2025 |
| TTHM | Archived | Jan 1, 2025 to Dec 31, 2025 |
| Total Haloacetic Acids (HAA5) | Archived | Jan 1, 2025 to Dec 31, 2025 |
| Public Notice | Addressed | Dec 5, 2024 |
| Public Notice | Addressed | Jul 12, 2024 |
| Consumer Confidence Rule | Resolved | Jul 1, 2024 to Jan 2, 2025 |
| Lead and Copper Rule | Addressed | Oct 1, 2023 |
| Consumer Confidence Rule | Resolved | Jul 1, 2023 to Nov 7, 2023 |
| Revised Total Coliform Rule | Resolved | May 11, 2023 to Apr 18, 2023 |
| Chlorine | Resolved | Apr 1, 2022 to Jun 30, 2022 |
| Consumer Confidence Rule | Resolved | Jul 1, 2021 to Oct 14, 2021 |
| Lead and Copper Rule | Resolved | Jan 1, 2021 to Mar 30, 2021 |
Langston Estates S/d
NC0392397 · Groundwater · 174 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
Find this utility’s official report →Measurements (1)
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
- Reported level
- 0 mg/L
- Action level
- 0.015 mg/L
0% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2025
Violation history (1)
| Rule | Status | Period |
|---|---|---|
| Consumer Confidence Rule | Resolved | Jul 1, 2024 to Dec 17, 2024 |
Belle Ridge S/d
NC0392358 · Groundwater · 143 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
Find this utility’s official report →Measurements (1)
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
- Reported level
- 0 mg/L
- Action level
- 0.015 mg/L
0% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2025
Violation history (1)
| Rule | Status | Period |
|---|---|---|
| Consumer Confidence Rule | Resolved | Jul 1, 2024 to Dec 4, 2024 |
Blue Skies Mh Living
NC0392321 · Groundwater · 115 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
Find this utility’s official report →Measurements (1)
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
- Reported level
- 0 mg/L
- Action level
- 0.015 mg/L
0% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2025
Violation history (2)
| Rule | Status | Period |
|---|---|---|
| TTHM | Resolved | Jan 1, 2022 to Dec 31, 2024 |
| Total Haloacetic Acids (HAA5) | Resolved | Jan 1, 2022 to Dec 31, 2024 |
Oak Ridge Park Mhp
NC0392248 · Groundwater · 108 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
Find this utility’s official report →Measurements (1)
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
- Reported level
- 0 mg/L
- Action level
- 0.015 mg/L
0% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2025
Violation history (0)
No record returned in this imported window. This is not a guarantee of tap-water safety.
Hardness meter
What does nearby environmental evidence show?
40.7
PPM as CaCO₃
Soft
PPM
40.7
GPG
2.4
Regional environmental evidence
USGS hardness classification scale
40.7 PPM
Soft
0–60Moderate
61–120Hard
121–180Very hard
181+
0–60Moderate
61–120Hard
121–180Very hard
181+
Parts per million
40.7
mg/L as CaCO₃ equivalent
Grains per gallon
2.4
1 GPG ≈ 17.1 PPM
How to use regional evidence
These samples describe nearby environmental water. They cannot establish whether your tap water is soft or hard. Use a utility result or a tap test for appliance settings and treatment sizing.
USGS sites used
37
Nearest site
4.5 mi
Observation range
Jul 12, 2016–Jun 9, 2026
Regional evidence confidence
High
Median of the latest source-type-aligned hardness observation at each monitoring site within 25 miles. Nearest monitoring location: SWIFT CREEK NEAR APEX, NC (Stream).USGS source documentation ↗Evidence tier: Regional environmental evidence. This value is not used as proof of the serving utility's treated-water hardness.
Regional context
Is 27539 typical?
These comparisons use other indexed ZIP estimates, not utility tap samples. They help show local context without replacing a household test.
Apex median
42 PPM
About the same4 indexed ZIP readings · Range 39.8–46.6 PPM
North Carolina median
45 PPM
About the same247 indexed ZIP readings · Range 3.1–269 PPM
Evidence-first next steps
Confirm the problem before choosing treatment
This profile can help you ask the right question. It cannot select equipment for a property without a current result from the serving utility or the tap.
Confirm the serving system
ZIP boundaries and utility service areas do not perfectly match. Verify the system on a water bill before relying on system-wide records.
Read the current utility report
A reported action-level record needs context. Check its monitoring period and the utility's current report.
Find an official utility report →Test for the decision you face
Use a tap hardness test before sizing a softener. For health concerns, use a certified laboratory and the correct sampling protocol.
Convert your hardness test result →Nearby indexed reports
More local profiles in Apex
Estimates can differ across a city because monitoring locations and associated systems differ.
Frequently asked
Water questions for Apex
Is tap water safe in Apex?+
EPA ECHO shows no active health-based violation for the associated systems in this reporting snapshot. This does not prove every contaminant is absent; federal records can lag and household plumbing can change tap conditions.
How hard is the water?+
Utility-reported hardness is unavailable in this index. Regional samples do not establish tap-water hardness. Ask your provider or test your tap.
Do I need a water softener?+
Confirm hardness at your tap and consider actual scale or spotting before choosing treatment. Regional environmental values cannot determine whether you need a softener. A softener addresses hardness, not every contaminant.