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Washington, MD

Moderate Risk (59/100)

Transparent derived index from EPA TRI / SDWIS / Superfund extracts: not an official EPA rating. Fixed caps: facilities ≤25 pts (50+ = max), log10 releases ≤25 pts, Superfund ≤25 pts (5/site), health-violation systems ≤15 pts (3/system), high-chemical facilities ≤10 pts. Bands: High ≥60, Moderate ≥30. See methodology.

Environmental data for Washington in Maryland · Population: 155,033

TRI sites such as Xerxes Corp; Engineered Polymer Solutions Inc.; Rust-Oleum Corp in Md; SDWIS systems such as CITY OF HAGERSTOWN; BOONSBORO - KEEDYSVILLE; TOWN OF SMITHSBURG DISTRIBUTION SYSTEM; NPL sites such as Central Chemical (Hagerstown) anchor Washington, MD's EPA extract. Derived burden score 59/100 (Moderate Risk) uses fixed national caps on density, log release volume, Superfund count, and health-flagged systems - not an official EPA rating.

Health-flagged SDWIS rows in Washington include CITY OF HAGERSTOWN; TOWN OF CLEAR SPRING; SAINT JAMES SCHOOL, while Xerxes Corp leads reported TRI pounds among local Form R filers. AQS median AQI 40 / peak 90 in 2024.

Burden score 59/100 (Moderate Risk) is the only weighted composite on this page. The tables below list every TRI facility, SDWIS system, and Superfund site EPA has on record for Washington -- not just the names called out above -- reproducing the disclosure history as filed, not a current-safety verdict. Extract current as of 2026-08-25.

Release-over-release change

What changed for Washington, MD: EPA TRI 2023 reporting year

2022 → 2023

Same facilities, both years

-7.5%

13 facilities that filed in 2022 and 2023

Whole inventory

-10.6%

239.2 thousand lb → 213.8 thousand lb, every facility that filed

Between the two reporting years, 0 facilities filed for the first time and 3 stopped filing. Facilities entering or leaving the inventory are excluded from the same-facility comparison above.

  • Washington, MD's total reported releases fell from 231.2 thousand lb in 2022 to 213.8 thousand lb in 2023, based on EPA TRI filings.
  • Washington, MD's off-site transfers rose from 46.1 thousand lb in 2022 to 52.5 thousand lb in 2023, based on EPA TRI filings.
  • Washington, MD's air releases fell from 185.1 thousand lb in 2022 to 161.3 thousand lb in 2023, based on EPA TRI filings.
  • Washington, MD's chemicals reported rose from 38 in 2022 to 40 in 2023, based on EPA TRI filings.
County population (Census ACS)
155,033
TRI Facilities
19
Water Systems
18
Superfund Sites
1
Total Releases
1.2M lbs

Air Quality History (2020–2024)

EPA Air Quality Index (AQI) data showing how many days per year fall into each air quality category.

Year Good Moderate Unhealthy (SG) Max AQI
2024 287 (79%) 75 0 90
2023 267 (75%) 82 4 172
2022 283 (82%) 61 0 87
2021 244 (68%) 115 1 115
2020 288 (80%) 71 0 83
2024 Good Air Quality: 79% of days
Median AQI: 40

Source: EPA Air Quality System (AQS) Annual AQI by County AQI categories: Good (0-50), Moderate (51-100), Unhealthy for Sensitive Groups (101-150), Unhealthy (151-200), Very Unhealthy (201-300), Hazardous (301+)

For real-time air quality readings and pollutant breakdowns in Maryland, see the EPA's AirNow.gov.

Water Systems (18)

System System pop (SDWIS) Violations
CITY OF HAGERSTOWN 92,200 1
BOONSBORO - KEEDYSVILLE 4,250 0
TOWN OF SMITHSBURG DISTRIBUTION SYSTEM 2,500 0
TOWN OF WILLIAMSPORT DISTRIBUTION SYSTEM 2,400 0
TOWN OF HANCOCK 1,921 0
LAKESIDE VILLAGE 1,575 0
TOWN OF SHARPSBURG 1,360 0
TOWN OF FUNKSTOWN DISTRIBUTION SYSTEM 1,300 0
HIGHFIELD 1,141 0
MOUNT AETNA 688 0
TOWN OF CLEAR SPRING 455 2
SANDY HOOK 220 0
SAINT JAMES SCHOOL 200 3
CONCORD ESTATES MOBILE HOME PARK 150 1
ELK RIDGE LAKE 120 0
GREEN RIDGE BOYS CAMP 100 1
WOODLAND TRAILER PARK 65 0
CEDAR RIDGE CHILDREN'S HOME & SCHOOL 45 2

TRI Facilities (19)

# Facility Total Releases
1 Xerxes Corp 771.6K lbs
2 Engineered Polymer Solutions Inc. 152.2K lbs
3 Rust-Oleum Corp in Md 111.2K lbs
4 Fil-Tec Inc 61.0K lbs
5 Holcim(us) Inc. 51.5K lbs
6 Great Southern Wood - Md Inc. 51.4K lbs
7 Mack Trucks Inc 8.3K lbs
8 Phoenix Color LLC 8.0K lbs
9 Redland Brick Inc Cushwa Plant 290 lbs
10 Certainteed Corp 260 lbs
11 Iko Northeast Inc. 9 lbs
12 Quikrete - Hagerstown Md Plant 0 lbs
13 Schuster Concrete Ready Mix Llc-Sherman Ave 0 lbs
14 Purina Animal Nutrition LLC - Hagerstown 0 lbs
15 Conagra Foods Packaged Foods LLC 0 lbs
16 Kent Nutrition Group Inc 0 lbs
17 Pavestone - Hagerstown Md Plant 0 lbs
18 Lanco Pennland 0 lbs
19 Caldwell Manufacturing Co N.a. LLC 0 lbs

Superfund Sites (1)

Site Name Status HRS Score
Central Chemical (Hagerstown) NPL Site 50.00

Cities in Washington (8)

Hagerstown
11 facilities · 6 water
Williamsport
6 facilities · 4 water
Smithsburg
1 facilities · 2 water
Hancock
1 facilities · 1 water
Boonsboro
0 facilities · 3 water
Cascade
0 facilities · 1 water
Funkstown
0 facilities · 1 water
Sharpsburg
0 facilities · 1 water

Frequently Asked Questions

What is the environmental risk level in Washington, Maryland? ▼
Washington, MD has an environmental risk score of 59/100 (Moderate Risk), based on 19 TRI facilities, 1 Superfund sites, and 18 water systems on record. 6 water systems have health-based violations. Source: EPA TRI, SDWIS, and Superfund NPL.
Are there Superfund sites in Washington? ▼
Yes, Washington, MD has 1 Superfund site on the EPA National Priorities List (NPL). Superfund sites are contaminated locations that require long-term cleanup under the EPA Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA).
How many toxic release facilities are in Washington? ▼
Washington, MD has 19 TRI-reporting facilities on record with the EPA Toxic Release Inventory, with a combined total of 1.2M lbs in reported toxic releases. TRI facilities self-report annual chemical release data to the EPA.
What is the air quality in Washington? ▼
In 2024, Washington, MD recorded a median AQI of 40 and a peak AQI of 90. 79% of monitored days had "Good" air quality (AQI 0–50). Source: EPA Air Quality System (AQS) Annual AQI by County.
Is the drinking water safe in Washington? ▼
Washington, MD has 18 EPA-regulated water systems. 6 systems have reported health-based violations (MCL exceedances). A past violation does not necessarily mean water is currently unsafe. For current water quality, contact your local water utility. Source: EPA SDWIS.
What environmental agencies cover Washington? ▼
Environmental compliance in Washington, Maryland is overseen by the U.S. Environmental Protection Agency (EPA) at the federal level and the Maryland state environmental agency. Facilities report to the EPA Toxic Release Inventory, water systems are regulated under the Safe Drinking Water Act, and contaminated sites are managed under the Superfund program. Contact your state environmental agency for local concerns.

What does this county environmental profile show?

This county environmental profile rolls up EPA Toxics Release Inventory facility reports, Safe Drinking Water Information System public-water-system filings, and Superfund National Priorities List sites for the county boundary defined by the U.S. Census Bureau. Facility counts reflect facilities with a reporting address inside the county, not where downstream environmental effects may be observed. Population figures are from the most recent Census ACS 5-year estimate. The county detail page is updated whenever the upstream EPA programs publish revised data; see the methodology page for the documented ingest cadence and the editorial choices governing how aggregations are computed.

Related Guides

Understanding EPA Data
How EPA collects and publishes environmental data
Environmental Justice
Who lives near polluters and environmental hazards
How to Check Environmental Quality
Step-by-step guide to checking your local environment

Read our methodology - how this data is sourced, computed, and verified.

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Data sourced from U.S. EPA environmental datasets. See our methodology for details. Retrieved and formatted by PlainEnviro