TIERRA LINDA ESTATES
PWS ID: OR4101044 · SPRING, Oregon 77386
Population Served
450
Total Violations
171
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 106
- County
- Umatilla
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 159
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 25 | 2015 |
| Revised Total Coliform Rule | MON | 18 | 2025 |
| Consumer Confidence Rule | Other | 10 | 2025 |
| Nitrate | MR | 10 | 2024 |
| Lead and Copper Rule | MR | 4 | 2018 |
| BHC-GAMMA | MR | 2 | 2014 |
| Methoxychlor | MR | 2 | 2014 |
| Toxaphene | MR | 2 | 2014 |
| Dalapon | MR | 2 | 2014 |
| Endothall | MR | 2 | 2014 |
| Glyphosate | MR | 2 | 2014 |
| Di(2-ethylhexyl) adipate | MR | 2 | 2014 |
| OXAMYL | MR | 2 | 2014 |
| Picloram | MR | 2 | 2014 |
| Hexachlorocyclopentadiene | MR | 2 | 2014 |
| Carbofuran | MR | 2 | 2014 |
| Heptachlor | MR | 2 | 2014 |
| Heptachlor epoxide | MR | 2 | 2014 |
| 2,4,5-TP | MR | 2 | 2014 |
| ETHYLENE DIBROMIDE | MR | 2 | 2014 |
| Chlordane | MR | 2 | 2014 |
| p-Dichlorobenzene | MR | 2 | 2014 |
| trans-1,2-Dichloroethylene | MR | 2 | 2014 |
| 1,1,1-Trichloroethane | MR | 2 | 2014 |
| Carbon tetrachloride | MR | 2 | 2014 |
| 1,2-Dichloropropane | MR | 2 | 2014 |
| 1,1,2-Trichloroethane | MR | 2 | 2014 |
| Tetrachloroethylene | MR | 2 | 2014 |
| CHLOROBENZENE | MR | 2 | 2014 |
| Toluene | MR | 2 | 2014 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.