CITY OF LAREDO
TX · PWS ID TX2400001 · Community water system
108
contaminants tested
28
detected
260,046
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBA | 0.0106 ug/L | 5/8 | 2024 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| COPPER, FREE | 1670 UG/L | 381/381 | SYR4 | 2013–2018 |
| Bromodichloromethane | 48.6 UG/L | 297/297 | SYR4 | 2012–2019 |
| Chloroform | 50.1 UG/L | 297/297 | SYR4 | 2012–2019 |
| Dibromochloromethane | 46.7 UG/L | 297/297 | SYR4 | 2012–2019 |
| Bromoform | 17.4 UG/L | 294/297 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 43.7 UG/L | 269/269 | SYR4 | 2012–2019 |
| TTHM | 147 UG/L | 269/269 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 88.7 UG/L | 269/269 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 19.4 UG/L | 269/269 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 20.3 UG/L | 264/269 | SYR4 | 2012–2019 |
| Lead | 16.1 UG/L | 252/381 | SYR4 | 2013–2018 |
| Monobromoacetic acid | 15.2 UG/L | 89/269 | SYR4 | 2012–2019 |
| Nitrate | 1100 UG/L | 58/58 | SYR4 | 2012–2019 |
| Fluoride | 770 UG/L | 28/28 | SYR4 | 2012–2019 |
| Barium | 106 UG/L | 27/27 | SYR4 | 2013–2019 |
| LEAD SUMMARY | 0.0058 mg/L | 16/16 | LCR | 2024 |
| Monochloroacetic acid | 7.1 UG/L | 14/269 | SYR4 | 2012–2019 |
| CYANIDE | 140 UG/L | 10/29 | SYR4 | 2014–2019 |
| Combined Uranium | 3.5 UG/L | 10/10 | SYR4 | 2015–2018 |
| Gross Beta Particle Activity | 6.4 PCI/L | 9/10 | SYR4 | 2015–2018 |
| lithium | 34.3 ug/L | 8/8 | UCMR-5 | 2024 |
| Arsenic | 4.1 UG/L | 6/27 | SYR4 | 2013–2019 |
| Selenium | 4.2 UG/L | 5/27 | SYR4 | 2013–2019 |
| Gross Alpha, Excl. Radon and U | 2 PCI/L | 3/10 | SYR4 | 2015–2018 |
| Antimony, Total | 2.1 UG/L | 2/27 | SYR4 | 2013–2019 |
| Atrazine | 0.1000 UG/L | 1/16 | SYR4 | 2012–2019 |
| Dalapon | 2.2 UG/L | 1/263 | SYR4 | 2012–2019 |
80 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-PF3ONSADONAAsbestosBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumCombined Radium (-226 and -228)DICHLOROMETHANEDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebETHYLENE DIBROMIDEEndrinEthylbenzeneHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSimazineStyreneTetrachloroethyleneThallium, TotalTolueneToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene