Community Water System · PWS CA3110026
Nevada ID - North Auburn
Grass Valley, California 95945 - drinking water served from surface water sources to 6,870 people, tracked in EPA SDWIS and UCMR5.
- 6,870
- People served
- 0
- EPA violations
- 0
- Health-based
- No PFAS
- UCMR5 result
The verdict
Nevada ID - North Auburn carries a clean Safe Drinking Water Act record, zero EPA violations and no PFAS in UCMR5 testing.
- 0
- Total EPA violations on record
- 0%
- Health-based (MCL / treatment failure)
- 6,870
- People served by this system
- 0
- PFAS compounds detected (UCMR5)
Water Quality Snapshot: Nevada ID - North Auburn
Nevada ID - North Auburn is a local-owned community water system that delivers drinking water to 6,870 residents in Grass Valley, California (Placer County) through 2,398 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 0 total violations for this system , giving it a clean Safe Drinking Water Act compliance record.
No specific contaminant violations have been recorded in EPA's detailed violation register for this system. This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.
Across California, EPA tracks 7,249 public water systems serving 42,404,883 people, with 153,308 cumulative violations and 63,983 health-based violations on record. About 89% of systems in the state carry at least one violation, and state-wide the average per system is 21.1 violations. Statewide, 447 of 694 UCMR5-tested systems have reported PFAS detections (64.4%).
Nevada ID - North Auburn's 0 violations sit below the California average.
All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 2,398
- County
- Placer
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 0
- Treatment Tech Violations
- 0
PFAS Testing Results (UCMR5)
Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 116 samples detected PFAS.
| Contaminant | Date | Result | MRL | Status |
|---|---|---|---|---|
| PFTA | 9/4/2024 | <8.00 ppt | 8.00 ppt | Not Detected |
| NEtFOSAA | 9/4/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| NMeFOSAA | 9/4/2024 | <6.00 ppt | 6.00 ppt | Not Detected |
| PFTrDA | 9/4/2024 | <7.00 ppt | 7.00 ppt | Not Detected |
| PFEESA | 6/24/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFHpS | 6/24/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFPeS | 6/24/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| NFDHA | 6/24/2024 | <20.00 ppt | 20.00 ppt | Not Detected |
| 8:2 FTS | 6/24/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| PFMPA | 6/24/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| HFPO-DA | 6/24/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| PFMBA | 6/24/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| NEtFOSAA | 6/24/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| 4:2 FTS | 6/24/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| 6:2 FTS | 6/24/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| ADONA | 6/24/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFPeA | 6/24/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFHxA | 6/24/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFBS | 6/24/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFHpA | 6/24/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFHxS | 6/24/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFNA | 6/24/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| PFOS | 6/24/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| PFOA | 6/24/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| 9Cl-PF3ONS | 6/24/2024 | <2.00 ppt | 2.00 ppt | Not Detected |
| PFDoA | 6/24/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFBA | 6/24/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| PFUnA | 6/24/2024 | <2.00 ppt | 2.00 ppt | Not Detected |
| 11Cl-PF3OUdS | 6/24/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| NMeFOSAA | 6/24/2024 | <6.00 ppt | 6.00 ppt | Not Detected |
| PFTA | 6/24/2024 | <8.00 ppt | 8.00 ppt | Not Detected |
| PFTrDA | 6/24/2024 | <7.00 ppt | 7.00 ppt | Not Detected |
| PFDA | 6/24/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| ADONA | 4/22/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| HFPO-DA | 4/22/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| PFBS | 4/22/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFMBA | 4/22/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFEESA | 4/22/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| NFDHA | 4/22/2024 | <20.00 ppt | 20.00 ppt | Not Detected |
| PFPeS | 4/22/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| PFHpS | 4/22/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| NMeFOSAA | 4/22/2024 | <6.00 ppt | 6.00 ppt | Not Detected |
| PFTA | 4/22/2024 | <8.00 ppt | 8.00 ppt | Not Detected |
| PFHpA | 4/22/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFUnA | 4/22/2024 | <2.00 ppt | 2.00 ppt | Not Detected |
| 9Cl-PF3ONS | 4/22/2024 | <2.00 ppt | 2.00 ppt | Not Detected |
| PFHxS | 4/22/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFNA | 4/22/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| PFOS | 4/22/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| PFOA | 4/22/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
Verify This Water System
The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Nevada ID - North Auburn.
EPA SDWIS, Federal Reports
EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:
View PWS ID CA3110026 on SDWISSource: EPA SDWIS Federal Reports Search
California Drinking Water Authority
California State Water Resources Control Board, Division of Drinking Water is the primacy agency that licenses and inspects Nevada ID - North Auburn under EPA-delegated authority.
Open CA regulator portalSource: California State Water Resources Control Board, Division of Drinking Water
How Nevada ID - North Auburn Compares
Cross-reference this system's record against state averages and the federal MCL framework for context.
| Metric | Nevada ID - North Auburn | California avg | Federal benchmark |
|---|---|---|---|
| Total violations | 0 | 21.1 | SDWA compliance, any non-zero count is a recorded breach |
| Health-based violations | 0 | 8.8 | Indicates a contaminant exceeded a federal MCL |
| PFAS detection | None | 64.4% | EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt |
| Population served | 6,870 | 5,850 | Sizing context for compliance burden |
Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 7,249 regulated public water systems in California.
Federal MCL reference, Safe Drinking Water Act thresholds ▼
| Contaminant | Federal MCL / Action Level | Note |
|---|---|---|
| Lead | 0 mg/L (Action Level: 0.015 mg/L) | Lead and Copper Rule treatment technique |
| Arsenic | 0.010 mg/L (10 ppb) | Health-based MCL since 2006 |
| Total Coliform | Treatment technique (RTCR) | Indicator organism, monitoring trigger |
| PFOA / PFOS (PFAS) | 4.0 ppt each (final 2024 rule) | Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026) |
| Nitrate (as N) | 10 mg/L | Acute health risk for infants |
Frequently Asked Questions
Is Nevada ID - North Auburn water safe to drink? ▼
How many people does Nevada ID - North Auburn serve? ▼
What type of violations does Nevada ID - North Auburn have? ▼
Has PFAS been detected in Nevada ID - North Auburn water? ▼
What water source does Nevada ID - North Auburn use? ▼
Where does this data come from? ▼
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.