Utility-reported hardness
Unavailable
Ask your provider or test your tap
Local water dashboard
Official source aggregationWater quality in Raleigh, NC 27697
Regional hardness evidence, possible serving systems, EPA compliance history, and the measurements that are—and are not—available for Wake County.
1 active health-based record(s) across possible systems
- Largest possible serving system
- Raleigh, City 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
Review needed
1 active health-based record
Measurements by utility
Each result belongs to a specific system.
Utility match
10 systems
Serves 650,000 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.
Raleigh, City Of
NC0392010 · Surface water · 650,000 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.
Bayleaf Master
NC0392373 · Groundwater · 16,715 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: Jul 1, 2025 to Dec 31, 2025
Violation history (9)
| Rule | Status | Period |
|---|---|---|
| Combined Uranium | Resolved | Apr 1, 2025 to Jun 30, 2025 |
| Combined Radium (-226 and -228) | Resolved | Apr 1, 2025 to Jun 30, 2025 |
| Radium-228 | Resolved | Apr 1, 2025 to Jun 30, 2025 |
| Radium-226 | Resolved | Apr 1, 2025 to Jun 30, 2025 |
| Gross Alpha, Excl. Radon and U | Resolved | Apr 1, 2025 to Jun 30, 2025 |
| Combined Uranium | Resolved | Jul 1, 2024 to Sep 30, 2024 |
| Consumer Confidence Rule | Resolved | Jul 1, 2024 to Dec 11, 2024 |
| Nitrate | Resolved | Jan 1, 2023 to Dec 31, 2023 |
| Nitrate | Archived | Jan 1, 2023 to Dec 31, 2023 |
Stonehenge S/d
NC0392298 · Groundwater · 1,840 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, 2024 to Dec 4, 2024 |
| Nitrate | Resolved | Jan 1, 2023 to Dec 31, 2023 |
Royal Senter Ridge S/d
NC4392140 · Groundwater · 740 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, 2024 to Dec 13, 2024 |
| Nitrate | Resolved | Jan 1, 2023 to Dec 31, 2023 |
Mallards Crossing S/d
NC0392356 · Groundwater · 709 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 10, 2024 |
Myatt Mill S/d
NC0392085 · Groundwater · 676 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 9, 2024 |
Lynnhaven-Crowsdale
NC0392253 · Groundwater · 650 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
- 0.0056 mg/L
- Action level
- 0.015 mg/L
37% 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.
Glendale Master System
NC0392293 · Groundwater · 633 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 (22)
| Rule | Status | Period |
|---|---|---|
| cis-1,2-Dichloroethylene | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| Xylenes, Total | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| 1,2-Dichloroethane | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| Carbon tetrachloride | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| 1,2-Dichloropropane | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| Benzene | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| Toluene | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| Ethylbenzene | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| Trichloroethylene | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| Styrene | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| o-Dichlorobenzene | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| 1,1,2-Trichloroethane | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| 1,2,4-Trichlorobenzene | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| Vinyl chloride | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| trans-1,2-Dichloroethylene | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| 1,1-Dichloroethylene | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| Tetrachloroethylene | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| p-Dichlorobenzene | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| CHLOROBENZENE | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| 1,1,1-Trichloroethane | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| DICHLOROMETHANE | Resolved | Oct 1, 2025 to Dec 31, 2025 |
| Consumer Confidence Rule | Resolved | Jul 1, 2024 to Dec 10, 2024 |
All Star Mhp
NC0392102 · Groundwater · 530 people served system-wide
The system names this served city; Census place overlap links the city to this ZCTA.
1 reported active health-based record(s) for this system
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
- 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
Combined Radium (-226 and -228)
EPA SDWIS reported health-based violation
- Reported level
- 6 PCI/L
- Maximum contaminant level
- 5 PCI/L
120% of the listed benchmark
Monitoring period: Apr 1, 2026 to Jun 30, 2026
Violation history (2)
| Rule | Status | Period |
|---|---|---|
| Combined Radium (-226 and -228)Health-based | Addressed | Apr 1, 2026 to Jun 30, 2026 |
| Lead and Copper Rule | Resolved | Jan 1, 2022 to Mar 16, 2022 |
Briarwood/kildaire
NC0392383 · Groundwater · 517 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 11, 2024 |
Hardness meter
What does nearby environmental evidence show?
51
PPM as CaCO₃
Soft
PPM
51
GPG
3
Regional environmental evidence
USGS hardness classification scale
51 PPM
Soft
0–60Moderate
61–120Hard
121–180Very hard
181+
0–60Moderate
61–120Hard
121–180Very hard
181+
Parts per million
51
mg/L as CaCO₃ equivalent
Grains per gallon
3
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
38
Nearest site
1 mi
Observation range
Jul 12, 2016–Jun 1, 2026
Regional evidence confidence
High
Median of the latest source-type-aligned hardness observation at each monitoring site within 25 miles. Nearest monitoring location: WATSON BRANCH BELOW BRAGG STREET AT RALEIGH, 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 27697 typical?
These comparisons use other indexed ZIP estimates, not utility tap samples. They help show local context without replacing a household test.
Raleigh median
47 PPM
About the same17 indexed ZIP readings · Range 29.8–55.4 PPM
North Carolina median
45 PPM
6 PPM higher247 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
An active health-based record is present. Follow the utility's current notice and public-health instructions.
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 Raleigh
Estimates can differ across a city because monitoring locations and associated systems differ.
Frequently asked
Water questions for Raleigh
Is tap water safe in Raleigh?+
EPA ECHO reports 1 active health-based violation among the associated community water systems. Review the affected utility's current notice and Consumer Confidence Report.
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.