Falls Church & Fairfax County, VA Certified Backflow Testing & Grease Trap (FOG) Directory (2026 Rules & Prices)

POTABLE WATER & IRRIGATION / FIRE

Fairfax Water & Fairfax County Land Development Services (LDS) Rules

Official Program	Cross-Connection Control and Backflow Prevention Program + Falls Church $2,000 Rebate ↗
Filing Portal & Fee	Fairfax County LDS Cross-Connection Filing (Part A & Part B Record ID) Included in tester filing (Requires Cross-Connections Record ID Number)
Tester Registry	View Official Municipal Tester List ↗
Annual Deadline Rule	Since Jan 1, 2023, Virginia only accepts tests performed by a DPOR-certified 'Backflow Prevention Device Worker' on the Fairfax County Authorized Vendor List. Passing reports must be filed within 10 business days of testing; failed assemblies must be repaired and retested within 10 business days.
Non-Compliance Penalty	Escalating county violation notices followed by termination/disconnection of Fairfax Water service until a passing report is filed.
Utility Contact	(703) 222-0801 • 12055 Government Center Pkwy, Fairfax, VA 22035

RESTAURANT & COMMERCIAL KITCHEN FOG

Fairfax County Wastewater Management & City of Falls Church DPW Rules

Official Program	Commercial Fats, Oils, and Grease (FOG) Pretreatment Program ↗
Mandatory Pumping Schedule	Every 90 days minimum (or when FOG + solids reach 25% of liquid depth) for exterior interceptors; weekly maintenance logs required for indoor under-sink traps.
Manifest & Hauler Rule	Virginia DEQ-registered waste hauler manifests must be kept in an on-site binder for Fairfax County / Falls Church sewer inspectors.
Violation Fines	Notice of Violation and civil penalties up to $2,500+ for unpermitted discharges or Sanitary Sewer Overflows.
Environmental Desk	(703) 324-5015 (Fairfax) / (703) 248-5350 (Falls Church DPW)
Governing Code	12VAC5-590-580 (Virginia Waterworks Regulations) & Fairfax County Code Ch. 61

Verified Certified Testers & Permitted FOG Haulers in Falls Church & Fairfax County

Filter by residential availability, 24/7 emergency response, or direct electronic utility portal filing.

Showing all 4 verified providers

★ Verified Residential-Friendly & Instant Portal Filing Pro

SwiftPro Heating, Cooling & Plumbing

Backflow Testing✓ Takes Residential Jobs⚡ 24/7 Emergency✓ Direct Portal Filing (Fairfax County LDS Cross-Connection Filing)

5.0 stars across 1,130+ reviews; tests residential irrigation, pools, fire lines, and commercial meters across Fairfax County & Falls Church, plus installs eligible sanitary sewer backflow valves.

Credentials: VA Class A Contractor #2705192276 • VA DPOR Certified Backflow Prevention Device Worker • Fairfax County Authorized Vendor Area / Address: 4230 Lafayette Center Dr N, Chantilly, VA 20151 Source: SwiftPro Fairfax County Backflow Compliance Portal ↗

Upfront flat per-device rate (~30 min visit); files passing report with Fairfax County within 10 business days

Call (703) 997-9757

Backflow Services Done Right (Fairfax)

Backflow Testing✓ Takes Residential Jobs✓ Direct Portal Filing (Fairfax County LDS Cross-Connection Filing)

Local Fairfax specialist focused exclusively on annual backflow testing, PVB freeze-crack repairs, and Fairfax County LDS Part A/B compliance paperwork.

Credentials: VA DPOR Backflow Prevention Device Worker • Fairfax County Authorized Vendor Area / Address: Fairfax Station & Fairfax County, VA Source: Backflow Services Fairfax VA Directory ↗

Dedicated Northern Virginia backflow testing & on-spot rebuilds

Call (703) 250-4200

★ Verified Residential-Friendly & Instant Portal Filing Pro

24-7 Grease Trap & Services

Grease Trap / FOG Hauling⚡ 24/7 Emergency✓ Direct Portal Filing (Fairfax County LDS Cross-Connection Filing)

24/7 emergency and scheduled grease interceptor pumping across Falls Church, Tysons, Reston, and Fairfax County with complete disposal manifest records.

Credentials: Virginia Permitted Commercial FOG Hauler • 24/7 Emergency Vacuum & Hydro-Jetting Area / Address: Serving Fairfax County, Falls Church & Northern Virginia Source: Northern Virginia Commercial FOG Hauler Registry ↗

Quarterly 90-day restaurant grease trap pumping & emergency backup clearing

Call (703) 330-3491

Roto-Rooter Northern Virginia Commercial

Backflow TestingGrease Trap / FOG Hauling✓ Takes Residential Jobs⚡ 24/7 Emergency✓ Direct Portal Filing (Fairfax County LDS Cross-Connection Filing)

One-call coverage for commercial properties needing both annual Fairfax County backflow testing and scheduled restaurant grease trap pumping.

Credentials: VA DPOR Certified Backflow Workers • Commercial Grease Trap Pumping Area / Address: Northern Virginia / Fairfax County, VA Source: Roto-Rooter Northern Virginia Commercial Division ↗

24/7 commercial & residential dispatch

Call (703) 260-1265

LOCAL FAIR-PRICE BENCHMARK CALCULATOR

Falls Church & Fairfax County, VA Backflow & Grease Trap Cost Estimator

Check what your job should actually cost in Falls Church & Fairfax County before accepting an inflated quote—and compare against municipal non-compliance penalties.

Select Compliance Job Type

Number of Assemblies / Traps

Scheduling Window

Falls Church & Fairfax County Fair-Price Benchmark

$85 – $135

Includes electronic submission to Fairfax County LDS Cross-Connection Filing (Part A & Part B Record ID).

Overpriced Quote Alert: Commercial fire/plumbing firms in Falls Church & Fairfax County frequently quote $350+ for single-valve visits. City non-compliance penalty/shutoff exposure starts at $400+.

Falls Church & Fairfax County, VA Backflow & Grease Trap FAQs

Direct answers sourced from Fairfax Water & Fairfax County Land Development Services (LDS) and Fairfax County Wastewater Management & City of Falls Church DPW regulations.

How do I qualify for the $2,000 City of Falls Church Backflow Prevention Rebate?

Under the City of Falls Church Backflow Prevention Reimbursement Program (fallschurchva.gov/2058/Backflow-Prevention-Program), the City reimburses homeowners 50% of the cost (up to $2,000 maximum) to have a licensed plumber with a City permit install a sanitary sewer backflow preventer valve. To qualify, all roof downspouts and sump pumps must be disconnected ('daylighted') from the sanitary sewer lateral.

Who is legally allowed to test a backflow preventer in Fairfax County, VA?

Since January 1, 2023, Virginia law requires testers to hold a DPOR 'Backflow Prevention Device Worker' tradesman certification AND be registered on the Fairfax County Authorized Vendor List. Passing test reports must be submitted to the county within 10 business days using your property's Cross Connections Record ID Number.

How fast must a failed backflow assembly be repaired in Fairfax County?

Fairfax County Land Development Services requires failed backflow assemblies to be repaired or replaced and re-tested with a passing report submitted within 10 business days of the initial failed test.

Explore Other Verified Municipal Water Districts

Reno & Sparks, NV Longmont & Boulder County, CO Austin & Travis County, TX Orlando & Orange County, FL Westchester County (White Plains & Yonkers), NY Tampa & Hillsborough County, FL Charlotte & Mecklenburg County, NC Dallas, TX Anaheim & Orange County, CA Colorado Springs, CO

Falls Church & Fairfax County, VA Certified Backflow Testing & Grease Trap (FOG) Directory

Falls Church & Fairfax County Consumer & Compliance Alert (Verified 2026-10-26)