There are 2 Environmental Testers in Washington, District of Columbia, serving a population of 672,391 people in an area of 62 square miles. There is 1 Environmental Tester per 336,195 people, and 1 Environmental Tester per 30 square miles.
In District of Columbia, Washington is ranked 1st of 1 cities in Environmental Testers per capita, and 1st of 1 cities in Environmental Testers per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Washington Environmental Testers.
Alliance For Climate Protctn 901 East Street Northwest # 610 Washington, DC
The Horinko Group 1001 Pennsylvania Avenue Northwest Suite 7105 Washington, DC Environmental Services, Environmental Testing