Nelson Plumbing & Construction LLC

Washington DC requires grease traps to be cleaned at minimum Every 30 days (restaurants). However, high-volume restaurants in Washington may need more frequent service. The industry standard 25% rule applies: schedule a cleaning before fats, oils, and grease (FOG) reach 25% of your trap's capacity. Regular maintenance prevents costly backups, foul odors, and health code violations.

In Washington DC, grease trap maintenance is regulated by DC Water / DC DOH. Commercial kitchens must clean traps at least Every 30 days (restaurants). A licensed hauler must transport the waste and provide a signed manifest. Businesses must retain cleaning records for at least 3 years. Non-compliance can result in fines up to $25,000 per violation per day, plus potential business closure.

Grease trap cleaning in Washington typically costs $125 to $475 for small to medium traps (under 500 gallons), and $400 to $1,200 for large interceptors (500+ gallons). Pricing depends on trap size, accessibility, condition, and how frequently you schedule service. Most Washington companies offer free estimates, so get multiple quotes to compare.