Grantsville WWTP
Grantsville, WV · Calhoun County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.1 MGD
- NPDES permit
- WV0041181
- Administratively continued
- Permit expires
- May 2014
- Population served
- 786
- CWNS 2022
Grantsville WWTP is a publicly owned wastewater treatment works in Grantsville, Calhoun County, West Virginia, serving about 786 residents. Treatment on site includes clarifiers, carrousels / oxidation ditches, biological treatment, other. It discharges under NPDES permit WV0041181 (administratively continued), which expires in May 2014, with 520 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
Unlock
Carrousels / oxidation ditches
Unlock
Biological Treatment, Other
unit processUnlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 520
- Effluent violations
- 88
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Grantsville WWTP.
No verified contacts on file yet
Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.
Nearby wastewater treatment plants in West Virginia
Glenville · 13 mi away
0.51 MGD
Glenville · 14 mi away
0.61 MGD
Spencer · 16 mi away
0.37 MGD
Reedy · 18 mi away
0.008 MGD
Sand Fork · 18 mi away
0.0024 MGD
Elizabeth · 19 mi away
0.08 MGD
Harrisville · 19 mi away
0.14 MGD
Burnsville · 24 mi away
0.02 MGD
Grantsville WWTP: 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 August 5, 2026.