PONDEROSA MOBILE HOME PARK
PWS ID: WA5368420 · Ellensburg, Washington 98926
PONDEROSA MOBILE HOME PARK serves 105 people in Ellensburg, Washington using Groundwater water sources. It has 168 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.
Water Quality Snapshot: PONDEROSA MOBILE HOME PARK
PONDEROSA MOBILE HOME PARK is a private-owned community water system that delivers drinking water to 105 residents in Ellensburg, Washington (Grant County) through 37 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 168 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 164 monitoring and reporting violations are on file. The most recent violation on record dates to 2021.
The most frequently cited contaminant at this system is Coliform (TCR), recorded in 14 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 Washington, EPA tracks 4,557 public water systems serving 9,736,844 people, with 314,648 cumulative violations and 20,590 health-based violations on record. About 92% of systems in the state carry at least one violation, and state-wide the average per system is 69 violations. PONDEROSA MOBILE HOME PARK's 168 violations sit above the Washington average. Statewide, 98 of 247 UCMR5-tested systems have reported PFAS detections (39.7%). 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
- Private
- Connections
- 37
- County
- Grant
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 164
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 14 | 2000 |
| Diquat | MR | 5 | 2005 |
| cis-1,2-Dichloroethylene | MR | 4 | 2021 |
| DICHLOROMETHANE | MR | 4 | 2021 |
| o-Dichlorobenzene | MR | 4 | 2021 |
| Vinyl chloride | MR | 4 | 2021 |
| 1,1-Dichloroethylene | MR | 4 | 2021 |
| trans-1,2-Dichloroethylene | MR | 4 | 2021 |
| Carbon tetrachloride | MR | 4 | 2021 |
| 1,2-Dichloropropane | MR | 4 | 2021 |
| Tetrachloroethylene | MR | 4 | 2021 |
| 1,2-Dichloroethane | MR | 4 | 2021 |
| Trichloroethylene | MR | 4 | 2021 |
| Ethylbenzene | MR | 4 | 2021 |
| Styrene | MR | 4 | 2021 |
| p-Dichlorobenzene | MR | 4 | 2021 |
| Toluene | MR | 4 | 2021 |
| 1,2,4-Trichlorobenzene | MR | 4 | 2021 |
| 1,1,1-Trichloroethane | MR | 4 | 2021 |
| 1,1,2-Trichloroethane | MR | 4 | 2021 |
| CHLOROBENZENE | MR | 4 | 2021 |
| Benzene | MR | 4 | 2021 |
| Simazine | MR | 2 | 2004 |
| Hexachlorocyclopentadiene | MR | 2 | 2004 |
| Heptachlor | MR | 2 | 2004 |
| Heptachlor epoxide | MR | 2 | 2004 |
| HEXACHLOROBENZENE | MR | 2 | 2004 |
| Benzo(a)pyrene | MR | 2 | 2004 |
| Pentachlorophenol | MR | 2 | 2004 |
| Endrin | MR | 2 | 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 PONDEROSA MOBILE HOME PARK.
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 WA5368420 on SDWISSource: EPA SDWIS Federal Reports Search
Washington Drinking Water Authority
Washington State Department of Health — Office of Drinking Water is the primacy agency that licenses and inspects PONDEROSA MOBILE HOME PARK under EPA-delegated authority.
Open WA regulator portalSource: Washington State Department of Health — Office of Drinking Water
Violation 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 |
|---|---|---|---|---|
| 2021 | cis-1,2-Dichloroethylene | MR | 4 | SDWIS / WA5368420 / 2380 |
| 2021 | DICHLOROMETHANE | MR | 4 | SDWIS / WA5368420 / 2964 |
| 2021 | o-Dichlorobenzene | MR | 4 | SDWIS / WA5368420 / 2968 |
| 2021 | Vinyl chloride | MR | 4 | SDWIS / WA5368420 / 2976 |
| 2021 | 1,1-Dichloroethylene | MR | 4 | SDWIS / WA5368420 / 2977 |
| 2021 | trans-1,2-Dichloroethylene | MR | 4 | SDWIS / WA5368420 / 2979 |
| 2021 | Carbon tetrachloride | MR | 4 | SDWIS / WA5368420 / 2982 |
| 2021 | 1,2-Dichloropropane | MR | 4 | SDWIS / WA5368420 / 2983 |
| 2021 | Tetrachloroethylene | MR | 4 | SDWIS / WA5368420 / 2987 |
| 2021 | 1,2-Dichloroethane | MR | 4 | SDWIS / WA5368420 / 2980 |
| 2021 | Trichloroethylene | MR | 4 | SDWIS / WA5368420 / 2984 |
| 2021 | Ethylbenzene | MR | 4 | SDWIS / WA5368420 / 2992 |
| 2021 | Styrene | MR | 4 | SDWIS / WA5368420 / 2996 |
| 2021 | p-Dichlorobenzene | MR | 4 | SDWIS / WA5368420 / 2969 |
| 2021 | Toluene | MR | 4 | SDWIS / WA5368420 / 2991 |
How PONDEROSA MOBILE HOME PARK Compares
Cross-reference this system's record against state averages and the federal MCL framework for context.
| Metric | PONDEROSA MOBILE HOME PARK | Washington avg | Federal benchmark |
|---|---|---|---|
| Total violations | 168 | 69 | SDWA compliance — any non-zero count is a recorded breach |
| Health-based violations | 0 | 4.5 | Indicates a contaminant exceeded a federal MCL |
| PFAS detection | None | 39.7% | EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt |
| Population served | 105 | 2,137 | Sizing context for compliance burden |
Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 4,557 regulated public water systems in Washington.
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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Related Data for Washington
Read our methodology — how this data is sourced, computed, and verified.