Grantsville City
Grantsville, UT · Tooele County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 1.5 MGD
- NPDES permit
- UT0021130
- Effective
- Permit expires
- March 2029
- Population served
- 14,130
- CWNS 2022
Grantsville City is a publicly owned wastewater treatment plant in Grantsville, Tooele County, Utah, serving about 14,130 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit UT0021130 (effective), which expires in March 2029, with 12 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Uncovered lagoons
Unlock
Unlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 12
- Effluent violations
- 12
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
5 verified contacts for Grantsville City, with validated emails and direct phone numbers.
Unlock 5 verified contacts (2 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Grantsville City, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Utah
Stansbury Park · 7 mi away
—
Magna · 21 mi away
—
Salt Lake City · 30 mi away
31.1 MGD
North Salt Lake · 30 mi away
—
American Fork · 40 mi away
—
Orem · 44 mi away
—
Ogden · 46 mi away
—
Park City · 47 mi away
1.8 MGD
Grantsville City: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed September 11, 2026; facility record last updated March 15, 2025.