Kerwo Intertie
PWS ID: 090400041 · Sells, 09 85634
Kerwo Intertie serves 441 people in Sells, 09 using Groundwater water sources. It has 41 recorded EPA violations, including 1 health-based violations. No PFAS contamination was detected in UCMR5 testing.
Water Quality Snapshot: Kerwo Intertie
Kerwo Intertie is a native american-owned community water system that delivers drinking water to 441 residents in Sells, 09 through 130 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 41 total violations for this system , of which 1 (2%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 37 monitoring and reporting violations are on file. The most recent violation on record dates to 2005.
The most frequently cited contaminant at this system is Nitrate, recorded in 2 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.
Across 09, EPA tracks 323 public water systems serving 555,721 people, with 48,296 cumulative violations and 3,354 health-based violations on record. About 97% of systems in the state carry at least one violation, and state-wide the average per system is 149.5 violations. Kerwo Intertie's 41 violations sit below the 09 average. Statewide, 30 of 41 UCMR5-tested systems have reported PFAS detections (73.2%). 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
- Native American
- Connections
- 130
- School/Daycare
- No
- MCL Violations
- 1
- Monitoring Violations
- 37
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 2 | 2005 |
| Methoxychlor | MR | 1 | 2004 |
| BHC-GAMMA | MR | 1 | 2004 |
| Dalapon | MR | 1 | 2004 |
| OXAMYL | MR | 1 | 2004 |
| Simazine | MR | 1 | 2004 |
| Di(2-ethylhexyl) phthalate | MR | 1 | 2004 |
| Carbofuran | MR | 1 | 2004 |
| LASSO | MR | 1 | 2004 |
| Heptachlor | MR | 1 | 2004 |
| Heptachlor epoxide | MR | 1 | 2004 |
| Total Polychlorinated Biphenyls (PCB) | MR | 1 | 2004 |
| 2,4,5-TP | MR | 1 | 2004 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 1 | 2004 |
| ETHYLENE DIBROMIDE | MR | 1 | 2004 |
| Coliform (TCR) | MCL | 1 | 2001 |
| Coliform (TCR) | MR | 1 | 2004 |
| Total Haloacetic Acids (HAA5) | MR | 1 | 2004 |
| TTHM | MR | 1 | 2004 |
| Toxaphene | MR | 1 | 2004 |
| Pentachlorophenol | MR | 1 | 2004 |
| Chlordane | MR | 1 | 2004 |
| Glyphosate | MR | 1 | 2004 |
| Endothall | MR | 1 | 2004 |
| Di(2-ethylhexyl) adipate | MR | 1 | 2004 |
| Endrin | MR | 1 | 2004 |
| Diquat | MR | 1 | 2004 |
| Atrazine | MR | 1 | 2004 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 2004 |
| Asbestos | MR | 1 | 2004 |
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 Kerwo Intertie.
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 090400041 on SDWISSource: EPA SDWIS Federal Reports Search
09 Drinking Water Authority
09's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.
Find 09 regulator via EPA SDWISViolation Timeline
Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.
| Year (latest) | Contaminant | Category | Count | EPA Record |
|---|---|---|---|---|
| 2005 | Nitrate | MR | 2 | SDWIS / 090400041 / 1040 |
| 2004 | Methoxychlor | MR | 1 | SDWIS / 090400041 / 2015 |
| 2004 | BHC-GAMMA | MR | 1 | SDWIS / 090400041 / 2010 |
| 2004 | Dalapon | MR | 1 | SDWIS / 090400041 / 2031 |
| 2004 | OXAMYL | MR | 1 | SDWIS / 090400041 / 2036 |
| 2004 | Simazine | MR | 1 | SDWIS / 090400041 / 2037 |
| 2004 | Di(2-ethylhexyl) phthalate | MR | 1 | SDWIS / 090400041 / 2039 |
| 2004 | Carbofuran | MR | 1 | SDWIS / 090400041 / 2046 |
| 2004 | LASSO | MR | 1 | SDWIS / 090400041 / 2051 |
| 2004 | Heptachlor | MR | 1 | SDWIS / 090400041 / 2065 |
| 2004 | Heptachlor epoxide | MR | 1 | SDWIS / 090400041 / 2067 |
| 2004 | Total Polychlorinated Biphenyls (PCB) | MR | 1 | SDWIS / 090400041 / 2383 |
| 2004 | 2,4,5-TP | MR | 1 | SDWIS / 090400041 / 2110 |
| 2004 | 1,2-DIBROMO-3-CHLOROPROPANE | MR | 1 | SDWIS / 090400041 / 2931 |
| 2004 | ETHYLENE DIBROMIDE | MR | 1 | SDWIS / 090400041 / 2946 |
How Kerwo Intertie Compares
Cross-reference this system's record against state averages and the federal MCL framework for context.
| Metric | Kerwo Intertie | 09 avg | Federal benchmark |
|---|---|---|---|
| Total violations | 41 | 149.5 | SDWA compliance — any non-zero count is a recorded breach |
| Health-based violations | 1 | 10.4 | Indicates a contaminant exceeded a federal MCL |
| PFAS detection | None | 73.2% | EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt |
| Population served | 441 | 1,720 | Sizing context for compliance burden |
Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 323 regulated public water systems in 09.
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 |
| Nitrate (as N) | 10 mg/L | Acute health risk for infants |
Frequently Asked Questions
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Read our methodology — how this data is sourced, computed, and verified.