NEW ORLEANS CARROLLTON WATER WORKS
LA · PWS ID LA1071009 · Community water system
112
contaminants tested
35
detected
334,903
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBA | 0.0091 ug/L | 10/12 | 2025 |
| PFOA | 0.0041 ug/L | 2/12 | 2025 |
| PFOS | 0.0042 ug/L | 2/12 | 2025 |
| HFPO-DA | 0.0054 ug/L | 1/12 | 2025 |
| PFHxA | 0.0030 ug/L | 1/12 | 2025 |
| PFPeA | 0.0088 ug/L | 1/12 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Chloroform | 34 UG/L | 396/398 | SYR4 | 2012–2019 |
| Bromodichloromethane | 12 UG/L | 395/398 | SYR4 | 2012–2019 |
| TTHM | 43.4 UG/L | 388/388 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 59 UG/L | 387/387 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 14 UG/L | 387/387 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 36.5 UG/L | 373/387 | SYR4 | 2012–2019 |
| Dibromochloromethane | 9.5 UG/L | 323/398 | SYR4 | 2012–2019 |
| Lead | 26 UG/L | 152/182 | SYR4 | 2013–2019 |
| Monochloroacetic acid | 13.3 UG/L | 78/387 | SYR4 | 2012–2019 |
| COPPER, FREE | 200 UG/L | 74/182 | SYR4 | 2013–2019 |
| Dibromoacetic acid | 3.3 UG/L | 74/387 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 2300 UG/L | 38/38 | SYR4 | 2012–2019 |
| Fluoride | 800 UG/L | 19/19 | SYR4 | 2012–2019 |
| Bromoform | 0.8100 UG/L | 18/398 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0150 mg/L | 16/16 | LCR | 2025 |
| Di(2-ethylhexyl) phthalate | 1.2 UG/L | 12/31 | SYR4 | 2012–2019 |
| Barium | 59 UG/L | 11/19 | SYR4 | 2012–2019 |
| Combined Uranium | 1.7 UG/L | 11/13 | SYR4 | 2012–2019 |
| Atrazine | 0.4400 UG/L | 7/35 | SYR4 | 2012–2019 |
| Gross Beta Particle Activity | 4.29 PCI/L | 6/15 | SYR4 | 2012–2019 |
| Monobromoacetic acid | 13 UG/L | 5/387 | SYR4 | 2012–2019 |
| Arsenic | 1.1 UG/L | 4/19 | SYR4 | 2012–2019 |
| Dalapon | 19.422 UG/L | 4/27 | SYR4 | 2012–2019 |
| lithium | 14 ug/L | 3/12 | UCMR-5 | 2025 |
| Antimony, Total | 2 UG/L | 2/19 | SYR4 | 2012–2019 |
| Carbon tetrachloride | 0.5200 UG/L | 2/24 | SYR4 | 2012–2019 |
| Combined Radium (-226 and -228) | 2.31 PCI/L | 2/9 | SYR4 | 2015–2019 |
| CYANIDE | 6.9 UG/L | 1/19 | SYR4 | 2012–2019 |
| Selenium | 0.6400 UG/L | 1/19 | SYR4 | 2012–2019 |
77 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-DIBROMO-3-CHLOROPROPANE1,2-Dichloroethane1,2-Dichloropropane11Cl-PF3OUdS2,3,7,8-TCDD2,4,5-TP2,4-D4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAAsbestosBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECadmiumCarbofuranChlordaneChromiumDICHLOROMETHANEDi(2-ethylhexyl) adipateDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinEthylbenzeneGlyphosateGross Alpha, Excl. Radon and UHEXACHLOROBENZENEHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAAOXAMYLPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxSPFMBAPFMPAPFNAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene