Hillsville WWTP
Hillsville, VA · Carroll County · Publicly Owned Treatment Works
- Average flow
- 0.36 MGD
- Design flow
- 1.25 MGD
- NPDES permit
- VA0089443
- Effective
- Permit expires
- October 2030
- Population served
- 3,188
- CWNS 2022
Hillsville WWTP is a publicly owned wastewater treatment works in Hillsville, Carroll County, Virginia treating an average of 0.36 million gallons per day against a permitted design capacity of 1.25 MGD, serving about 3,188 residents. Treatment on site includes clarifiers, carrousels / oxidation ditches, biological n removal, biosolids aerobic digestion, biosolids mechanical dewatering and other unit processes. It discharges under NPDES permit VA0089443 (effective), which expires in October 2030, with 5 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
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Carrousels / oxidation ditches
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Biological N removal
unit processBiosolids Aerobic Digestion
unit processBiosolids Mechanical Dewatering
unit processBiosolids Thickening
unit processDisinfection, UV
unit processFlow Equalization
unit processPrimary Clarification or Sedimentation
unit processScreening
unit processSuspended Growth, Aerobic
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Compliance snapshot (last 3 years)
- Total violations
- 5
- Effluent violations
- 5
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Hillsville WWTP.
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Nearby wastewater treatment plants in Virginia
Austinville · 10 mi away
0.0023 MGD
Galax · 13 mi away
1.47 MGD
Fries · 13 mi away
0.07 MGD
Lambsburg · 14 mi away
0.01 MGD
Max Meadows · 15 mi away
0.28 MGD
Wytheville · 20 mi away
1.59 MGD
Independence · 24 mi away
0.23 MGD
Floyd · 24 mi away
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Hillsville 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 May 29, 2025.