345 Criswell Drive, Boiling Springs, PA 17007 · Cumberland County · Publicly Owned Treatment Works
South Middleton Twp Water Auth is a publicly owned wastewater treatment plant in Boiling Springs, Cumberland County, Pennsylvania treating an average of 0.8 million gallons per day against a permitted design capacity of 1.5 MGD, serving about 4,095 residents. It discharges under NPDES permit PA0044113 (effective), which expires in March 2028, with 0 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in January 2008.
One treatment structure or unit process identified at South Middleton Twp Water Auth.
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See the full treatment train at South Middleton Twp Water Auth: structures, unit processes and planned upgrades, with exact unit counts.
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Federal civil enforcement cases, compliance inspections and informal actions recorded for South Middleton Twp Water Auth in EPA's ICIS system.
Latest case · Jan 2008
SOUTH MIDDLETON TOWNSHIP WATER AUTHORITY
Administrative order · SDWA, National Drinking Water Regulations · Final Order No Penalty · Compliance actions $2,000
Source: EPA ECHO, civil enforcement case 03-2008-0072.
1 informal enforcement action (notices of violation and similar), the latest in Aug 2024.
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Every action against South Middleton Twp Water Auth with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Decision-makers at South Middleton Twp Water Auth.
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Dillsburg · 4 mi away
0.67 MGD
Mt Holly Springs · 5 mi away
0.33 MGD
Mechanicsburg · 6 mi away
0.64 MGD
Carlisle · 7 mi away
2.68 MGD
Carlisle · 7 mi away
0.73 MGD
Mechanicsburg · 9 mi away
0.77 MGD
York Springs · 10 mi away
0.06 MGD
Mechanicsburg · 11 mi away
3.01 MGD
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 12, 2026; facility record last updated March 1, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Centrate · Ozonation · all terms