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Tap water quality report

Parowan City Water

EPA monitoring tested this supplier for 75 contaminants and detected 17. A detection doesn't automatically mean the water is unsafe — the level and EPA source for each is below.

75
contaminants tested
17
detected
3,000
people served
1
health-based violations
Water source
Ground water
Ownership
Local government
Counties served
Iron

Compliance record

Formal violations the EPA has on file for this supplier. A health-based violation means a contaminant limit or a required treatment was breached; the rest are monitoring or reporting failures — still violations, but not a measured health risk.

1
health-based violations
633
violations on file
4
still open
ViolationTypeStatusPeriod
TT Health-based Archived 1999-07-01 → 2000-08-26
Other Monitoring Unaddressed 2025-10-02
RPT Monitoring Resolved 2025-07-02
RPT Monitoring Resolved 2025-07-02
RPT Monitoring Resolved 2025-07-02
Other Monitoring Unaddressed 2025-07-01
MR Monitoring Unaddressed 2025-03-20
MR Monitoring Unaddressed 2025-03-20
MON Monitoring Archived 2024-11-01 → 2024-11-30
MON Monitoring Archived 2024-11-01 → 2024-11-30

Other contaminants detected

Each bar shows the measured level as a share of the EPA limit: green is well under, amber is close to it, red is over. For lead and copper the limit applies to exactly the 90th-percentile figure shown, so red there means a real exceedance. For everything else the limit applies to a running annual average while the figure is the 95th percentile of this system's samples — over 100% is worth reading, but is not by itself a violation. Where a single sample came in higher than that percentile, it is noted under the bar. Formal violations are listed separately.
ContaminantLevel vs EPA limitDetection rateSourcePeriod
Copper
138.5 µg/L 11%
of the EPA limit 1300 µg/L
worst single sample: 209.7 µg/L
31/31 SYR4 2012–2018
Lead
9.84 µg/L 66%
of the EPA limit 15 µg/L
worst single sample: 21.9 µg/L
29/31 SYR4 2012–2018
Nitrate
300 µg/L 3%
of the EPA limit 10000 µg/L
28/42 SYR4 2012–2019
Lead
0.0067 mg/L 45%
of the EPA limit 0.0150 mg/L
20/20 LCR 2024
Gross Beta Particle Activity
6.49 pCi/L
No EPA limit set
worst single sample: 6.6 pCi/L
12/15 SYR4 2013–2019
Arsenic
4.62 µg/L 46%
of the EPA limit 10 µg/L
worst single sample: 4.9 µg/L
9/9 SYR4 2013–2019
Barium
162.82 µg/L 8.1%
of the EPA limit 2000 µg/L
worst single sample: 170.7 µg/L
9/9 SYR4 2013–2019
Gross Alpha, Excl. Radon And U
3.42 pCi/L 23%
of the EPA limit 15 pCi/L
worst single sample: 3.7 pCi/L
9/14 SYR4 2013–2019
Selenium
0.9600 µg/L 1.9%
of the EPA limit 50 µg/L
worst single sample: 1 µg/L
9/9 SYR4 2013–2019
Fluoride
591.53 µg/L 15%
of the EPA limit 4000 µg/L
worst single sample: 600 µg/L
8/9 SYR4 2013–2019
Bromoform
1.47 µg/L
No EPA limit set
worst single sample: 1.5 µg/L
7/7 SYR4 2012–2019
Dibromochloromethane
2.73 µg/L
No EPA limit set
worst single sample: 3.3 µg/L
7/7 SYR4 2012–2019
TTHM
5.94 µg/L 7.4%
of the EPA limit 80 µg/L
worst single sample: 7.2 µg/L
7/7 SYR4 2012–2019
Bromodichloromethane
2.08 µg/L
No EPA limit set
worst single sample: 2.4 µg/L
5/7 SYR4 2012–2019
Cyanide
2 µg/L 1%
of the EPA limit 200 µg/L
2/9 SYR4 2013–2019
Dibromoacetic Acid
1.195 µg/L
No EPA limit set
worst single sample: 1.2 µg/L
2/7 SYR4 2012–2019
Nitrate-Nitrite
300 µg/L 3%
of the EPA limit 10000 µg/L
1/1 SYR4 2013
58 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-Dichloroethane1,2-Dichloropropane2,4,5-TP2,4-DAntimony, TotalAtrazineBhc-GammaBenzeneBenzo(A)PyreneBeryllium, TotalChlorobenzeneCadmiumCarbofuranCarbon TetrachlorideChlordaneChloroformChromiumDichloromethaneDalaponDi(2-ethylhexyl) AdipateDi(2-ethylhexyl) PhthalateDichloroacetic AcidDinosebEndrinEthylbenzeneHexachlorobenzeneHeptachlorHeptachlor EpoxideHexachlorocyclopentadieneLassoMercuryMethoxychlorMonobromoacetic AcidMonochloroacetic AcidNitriteOxamylPentachlorophenolPicloramSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Haloacetic Acids (HAA5)Total Polychlorinated Biphenyls (PCB)ToxapheneTrichloroacetic AcidTrichloroethyleneVinyl ChlorideXylenes, Totalcis-1,2-DichloroethyleneO-DichlorobenzeneP-Dichlorobenzenetrans-1,2-Dichloroethylene

Utility contact

Contact
BIASI, ALDO GIOVANNI
Email
[email protected]

Frequently asked questions about Parowan City Water

Is Parowan City Water tap water safe to drink?

EPA monitoring detected 17 contaminants in Parowan City Water's water. A detection isn't the same as a violation — most levels are within federal limits. See each level and source above, and the utility's annual Consumer Confidence Report for its official compliance status.

What contaminants were detected in Parowan City Water's water?

EPA monitoring detected Copper, Lead, Nitrate, Lead, Gross Beta Particle Activity, and others. The full list with the level and data source for each is above.

How many people does Parowan City Water serve?

Parowan City Water reports serving 3,000 people in Utah, per its EPA record.

Has Parowan City Water had any water quality violations?

The EPA has 633 violations on file for Parowan City Water, of which 1 is health-based (a contaminant limit or required treatment was breached) and 4 remain open. The rest are monitoring or reporting failures.

Where does this data come from?

Every figure is official EPA drinking-water monitoring — the Lead & Copper Rule, the UCMR-5 nationwide testing program, and the EPA Six-Year Review — not our own testing. Each number is labelled with its source and period.