DASHMESH PETROLEUM
PWS ID: WA5337071 · Napavine, Washington 98565
Population Served
284
Total Violations
49
Health-Based Violations
4
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 47
- County
- Lewis
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 45
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 17 | 2011 |
| Nitrate | MR | 13 | 2008 |
| Coliform (TCR) | MCL | 2 | 2005 |
| Revised Total Coliform Rule | MCL | 2 | 2019 |
| Endrin | MR | 1 | 2024 |
| BHC-GAMMA | MR | 1 | 2024 |
| Methoxychlor | MR | 1 | 2024 |
| Toxaphene | MR | 1 | 2024 |
| Di(2-ethylhexyl) adipate | MR | 1 | 2024 |
| Simazine | MR | 1 | 2024 |
| Di(2-ethylhexyl) phthalate | MR | 1 | 2024 |
| Heptachlor | MR | 1 | 2024 |
| Benzo(a)pyrene | MR | 1 | 2024 |
| Hexachlorocyclopentadiene | MR | 1 | 2024 |
| LASSO | MR | 1 | 2024 |
| HEXACHLOROBENZENE | MR | 1 | 2024 |
| Atrazine | MR | 1 | 2024 |
| Chlordane | MR | 1 | 2024 |
| Heptachlor epoxide | MR | 1 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.