PUBLIC DATA SOURCE: U.S. EPA ECHO, FRS, RCRA, TRI & FEMA NFHL 3,230,651 Regulated Sites • All 50 States • Data as of November 01, 2026
Home › States › Maryland › Glen Arm › ZIP 21057 › PURNELL GUNPOWDER ARMORY
SOURCE: U.S. EPA ECHO & FRS PUBLIC RECORD • REGISTRY ID #110046313716 RISK TIER: LOW (SCORE 17/100)

PURNELL GUNPOWDER ARMORY — Public EPA Compliance & Environmental Record

Street Address: 10901 NOTCHCLIFF ROAD, GLEN ARM, MD 21057 (Baltimore County) • Coordinates: (39.42405, -76.50918)

Compliance Status
No Violation Identified
Quarters in Non-Compliance
0 of 12 Quarters
Inspections / Formal Actions
0 Insp / 0 Actions
Federal Penalties Assessed
$0.00
Regulated Environmental Programs: Military / Defense / Ordnance Site • Clean Water NPDES • Impaired Water Discharge
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Other EPA-Regulated Sites Within 1.0 Mile of PURNELL GUNPOWDER ARMORY

Adjacent high-risk facility names and exact street numbers are redacted (2 preview samples unlocked).

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Facility Name / Hazard Type Sector Location (Street Redacted) Distance Risk Score (0–100) Compliance Status
B G E NOTCH CLIFF GENERATING STATION FREE PREVIEW (LOW RISK) 10650 HARFORD ROAD, GLEN ARM 0.17 mi (873 ft) LOW (24/100) No Violation Identified
MARYLAND ARMY NATIONAL GUARD FREE PREVIEW (LOW RISK) 10901 NOTCHCLIFF RD GUNPOWDER MIL.RESERVATION, GLEN ARM 0.00 mi (0 ft) LOW (16/100) No Violation Identified
🔒 Locked Regulated EPA Enforcement Record #1 🔒 Exact Street & Parcel Redacted • GLEN ARM (ZIP 21057 Sector) 0.00 mi (0 ft) LOW (8/100) No Violation Identified • Unlock →
🔒 Locked Regulated EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • GLEN ARM (ZIP 21057 Sector) 0.39 mi (2,083 ft) LOW (17/100) No Violation Identified • Unlock →
🔒 Locked Regulated EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • PARKVILLE (ZIP 21234 Sector) 0.94 mi (4,985 ft) MODERATE (30/100) No Violation Identified • Unlock →
🔒 Locked Regulated EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • BALTIMORE (ZIP 21234 Sector) 0.89 mi (4,686 ft) LOW (15/100) No Violation Identified • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • PARKVILLE (ZIP 21234 Sector) 0.89 mi (4,676 ft) LOW (13/100) No Violation Identified • Unlock →
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