TIGARD, CITY OF
OR · PWS ID OR4100878 · Community water system
104
contaminants tested
11
detected
62,500
people served
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| COPPER, FREE | 941 UG/L | 953/1136 | SYR4 | 2012–2017 |
| Lead | 648 UG/L | 914/1136 | SYR4 | 2012–2017 |
| TTHM | 58 UG/L | 252/252 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 57.3 UG/L | 252/252 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0220 mg/L | 52/52 | LCR | 2023 |
| Nitrate | 3400 UG/L | 42/56 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 3500 UG/L | 12/16 | SYR4 | 2012–2018 |
| Nitrite | 170 UG/L | 9/17 | SYR4 | 2012–2018 |
| Barium | 4.82 UG/L | 2/5 | SYR4 | 2012–2017 |
| Combined Radium (-226 and -228) | 1.11 PCI/L | 1/4 | SYR4 | 2012–2017 |
| Di(2-ethylhexyl) phthalate | 1.7 UG/L | 1/23 | SYR4 | 2012–2018 |
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, TotalArsenicAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalBromateCHLOROBENZENECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumCombined UraniumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinEthylbenzeneFluorideGlyphosateGross Alpha, Excl. Radon and UGross Beta Particle ActivityHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAAOXAMYLPFBAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene