Hallsdale-Powell U.D.-Melton Hill Lk
3745 Cunningham Rd, Knoxville, TN 37918 · Knox County · Publicly Owned Treatment Works
- Average flow
- 6.35 MGD
- Design flow
- 9.7 MGD
- NPDES permit
- TN0078905
- Effective
- Permit expires
- September 2028
- Population served
- 81,175
- CWNS 2022
Hallsdale-Powell U.D.-Melton Hill Lk is a publicly owned wastewater treatment plant in Knoxville, Knox County, Tennessee treating an average of 6.35 million gallons per day against a permitted design capacity of 9.7 MGD, serving about 81,175 residents. It discharges under NPDES permit TN0078905 (effective), which expires in September 2028, with 44 recorded violations in the last three years.
Treatment technology
3 treatment structures and unit processes identified at Hallsdale-Powell U.D.-Melton Hill Lk.
Available with a free Klarifi account
See the full treatment train at Hallsdale-Powell U.D.-Melton Hill Lk: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 44
- Effluent violations
- 38
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Hallsdale-Powell U.D.-Melton Hill Lk in EPA's ICIS system.
- Formal actions
- 0
- none on record
- EPA inspections
- 1
- latest Dec 2022
No formal federal enforcement case is on record for this plant.
Full case history with a free Klarifi account
Every action against Hallsdale-Powell U.D.-Melton Hill Lk with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
2 verified contacts for Hallsdale-Powell U.D.-Melton Hill Lk, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Hallsdale-Powell U.D.-Melton Hill Lk, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Tennessee
Heiskell · 7 mi away
0.07 MGD
Clinton · 7 mi away
2.1 MGD
Knoxville · 10 mi away
8.49 MGD
Norris · 12 mi away
0.11 MGD
Knoxville · 13 mi away
4.07 MGD
Briceville · 13 mi away
0.00078 MGD
Briceville · 14 mi away
—
Oak Ridge · 14 mi away
4.37 MGD
Hallsdale-Powell U.D.-Melton Hill Lk: 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 October 26, 2026; facility record last updated March 15, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Equalization tank · Centrate · all terms