PORTLAND WATER BUREAU
OR · PWS ID OR4100657 · Community water system
103
contaminants tested
10
detected
666,200
people served
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| COPPER, FREE | 941 UG/L | 1739/1822 | SYR4 | 2012–2019 |
| Lead | 648 UG/L | 1672/1822 | SYR4 | 2012–2019 |
| TTHM | 56 UG/L | 356/356 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 76.7 UG/L | 341/356 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0530 mg/L | 63/63 | LCR | 2025 |
| Nitrate | 450 UG/L | 28/32 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 450 UG/L | 13/15 | SYR4 | 2012–2019 |
| Barium | 13.5 UG/L | 11/15 | SYR4 | 2012–2019 |
| Fluoride | 180 UG/L | 6/13 | SYR4 | 2013–2019 |
| Arsenic | 1.46 UG/L | 5/15 | SYR4 | 2012–2019 |
93 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-DIBROMO-3-CHLOROPROPANE1,2-Dichloroethane1,2-Dichloropropane11Cl-PF3OUdS2,4,5-TP2,4-D4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAAntimony, TotalAsbestosAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumCombined Radium (-226 and -228)Combined UraniumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinEthylbenzeneGlyphosateGross Alpha, Excl. Radon and UHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFBAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene