DESOTO PARISH WATER WORKS DISTRICT 1
LA · PWS ID LA1031030 · Community water system
112
contaminants tested
26
detected
7,173
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFPeA | 0.0031 ug/L | 1/2 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 56.5 UG/L | 68/68 | SYR4 | 2012–2019 |
| Chloroform | 128 UG/L | 68/68 | SYR4 | 2012–2019 |
| Dibromochloromethane | 48.5 UG/L | 67/68 | SYR4 | 2012–2019 |
| TTHM | 173.8 UG/L | 65/65 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 191 UG/L | 61/64 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 309 UG/L | 61/64 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 118 UG/L | 60/64 | SYR4 | 2012–2019 |
| COPPER, FREE | 3600 UG/L | 52/125 | SYR4 | 2012–2019 |
| Lead | 14 UG/L | 49/125 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 13.4 UG/L | 45/64 | SYR4 | 2012–2019 |
| Bromoform | 11.8 UG/L | 27/68 | SYR4 | 2012–2019 |
| Monochloroacetic acid | 11.3 UG/L | 22/64 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0460 mg/L | 14/14 | LCR | 2024 |
| Monobromoacetic acid | 2.1 UG/L | 11/64 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 350 UG/L | 10/16 | SYR4 | 2012–2019 |
| Di(2-ethylhexyl) phthalate | 0.8500 UG/L | 6/15 | SYR4 | 2012–2019 |
| Gross Beta Particle Activity | 4 PCI/L | 6/8 | SYR4 | 2012–2019 |
| Barium | 64 UG/L | 5/8 | SYR4 | 2012–2019 |
| Fluoride | 71 UG/L | 5/8 | SYR4 | 2012–2019 |
| Arsenic | 1 UG/L | 3/8 | SYR4 | 2012–2019 |
| Dalapon | 36.29 UG/L | 3/13 | SYR4 | 2012–2019 |
| Carbon tetrachloride | 0.5800 UG/L | 2/8 | SYR4 | 2012–2019 |
| Combined Radium (-226 and -228) | 0.6020 PCI/L | 2/5 | SYR4 | 2015–2019 |
| Ethylbenzene | 0.5300 UG/L | 1/8 | SYR4 | 2012–2019 |
| Xylenes, Total | 1.58 UG/L | 1/8 | SYR4 | 2012–2019 |
86 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-PF3ONSADONAAntimony, TotalAsbestosAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECYANIDECadmiumCarbofuranChlordaneChromiumCombined UraniumDICHLOROMETHANEDi(2-ethylhexyl) adipateDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinGlyphosateGross Alpha, Excl. Radon and UHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAAOXAMYLPFBAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chloridecis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene