ROUND HILL, TOWN OF
VA · PWS ID VA6107650 · Community water system
106
contaminants tested
25
detected
5,055
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBS | 0.0083 ug/L | 6/8 | 2025 |
| PFPeA | 0.0049 ug/L | 6/8 | 2025 |
| PFOS | 0.0088 ug/L | 4/8 | 2025 |
| PFHxA | 0.0042 ug/L | 3/8 | 2025 |
| PFOA | 0.0056 ug/L | 3/8 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| COPPER, FREE | 939 UG/L | 172/201 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 3430 UG/L | 116/140 | SYR4 | 2012–2019 |
| Lead | 104 UG/L | 43/201 | SYR4 | 2012–2019 |
| Dibromochloromethane | 3.8 UG/L | 26/61 | SYR4 | 2012–2019 |
| Chloroform | 20 UG/L | 24/61 | SYR4 | 2012–2019 |
| Fluoride | 1540 UG/L | 24/27 | SYR4 | 2012–2019 |
| Gross Beta Particle Activity | 9.1 PCI/L | 22/22 | SYR4 | 2012–2019 |
| Bromodichloromethane | 5.1 UG/L | 20/61 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0075 mg/L | 19/19 | LCR | 2024 |
| Combined Radium (-226 and -228) | 3.6 PCI/L | 17/18 | SYR4 | 2012–2019 |
| Bromoform | 1.8 UG/L | 11/61 | SYR4 | 2012–2019 |
| TTHM | 28 UG/L | 11/11 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 24 UG/L | 10/11 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 14 UG/L | 9/11 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 8.6 UG/L | 9/11 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 1.6 UG/L | 6/11 | SYR4 | 2012–2019 |
| lithium | 14.5 ug/L | 5/8 | UCMR-5 | 2025 |
| 1,2-Dichloroethane | 1 UG/L | 2/73 | SYR4 | 2012–2019 |
| Barium | 11 UG/L | 1/26 | SYR4 | 2012–2019 |
| Monochloroacetic acid | 1.4 UG/L | 1/11 | SYR4 | 2012–2019 |
81 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-DIBROMO-3-CHLOROPROPANE1,2-Dichloropropane11Cl-PF3OUdS2,4,5-TP2,4-D4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAAntimony, TotalArsenicAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebDiquatETHYLENE DIBROMIDEEndrinEthylbenzeneHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorMonobromoacetic acidNEtFOSAANFDHANMeFOSAAOXAMYLPFBAPFDAPFDoAPFEESAPFHpAPFHpSPFHxSPFMBAPFMPAPFNAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene