Sunnybrook
EPA ID: MD0030011 · 416 people served · 50 ZIP codes
Five clean years on EPA record — Sunnybrook, 416 residents served.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 50 (2022) to 100 (2024). The pattern suggests growing compliance challenges.
Service Area Demographics
The Sunnybrook serves a community with a median household income of $62,272 and an estimated 593,135 residents across its service area. Approximately 85% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 50% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
💧 Where Does Your Water Come From?
Sunnybrook's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
About 1% of homes in Baltimore city, Maryland rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Superfund Proximity Note: This service area ranks in the 67th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 41 detections recorded.
Comparable Water Systems
Similar-sized systems in Maryland
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Sunnybrook (EPA ID: MD0030011) is a community water system in Maryland that serves approximately 416 people from groundwater sources.
This system provides water to 50 ZIP codes across 1 community.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
This system serves 50 ZIP codes:
21201 · 21202 · 21203 · 21205 · 21206 21209 · 21210 · 21211 · 21212 · 21213 21214 · 21215 · 21216 · 21217 · 21218 21223 · 21224 · 21229 · 21230 · 21231 21233 · 21235 · 21239 · 21240 · 21241 21250 · 21251 · 21260 · 21263 · 21264 21265 · 21268 · 21270 · 21273 · 21274 21275 · 21278 · 21279 · 21280 · 21281 21282 · 21283 · 21284 · 21285 · 21287 21288 · 21289 · 21290 · 21297 · 21298
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Sunnybrook (MD0030011) on EPA.gov.
Frequently Asked Questions
Is Sunnybrook water safe to drink?
Based on EPA records, Sunnybrook has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Sunnybrook serve?
Sunnybrook serves approximately 416 people across 50 ZIP codes in Maryland.
Where does Sunnybrook get its water?
The primary water source is groundwater.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.