National Water Main Cleaning Co
City-funded organization
National Water Main Cleaning Co. is a Kearny/Newark, NJ-area environmental infrastructure contractor in business since 1949 that provides sewer cleaning, digital TV inspection, manhole rehabilitation, and lateral line sealing for municipalities. It holds $38.9 million in active NYC contracts as of August 2026 across 3 contracts with the Department of Design and Construction and the Department of Environmental Protection, part of $217.2 million awarded since 2007.
- Industry (per city contracts)
- Standardized Services
- City contracts (active)
- $38,919,381 · 3 contracts
- Awarded all-time
- $217,218,405 · 48 since 2007, incl. expired
- Paid to date
- $185,993,700
- Won without a fresh bid
- 21% of contract value · $44,914,164 · 14 contracts
- Based in
- Newark, NJ (out of state)
Holds contracts at
- Department of Design and Construction City agency
- Department of Environmental Protection City agency
City contracts
Registered city contracts, largest first by current contract value (not amount spent): running now, then registered to start later, then ended. Totals count every registered contract. Each line shows its Checkbook contract ID. The tag on each row is how it was awarded (“no-bid” = non-competitive).
- TLC-22 Removal and Disposal of Debris/Residuals Department of Environmental Protection · CT182620248805636 $26,148,922
- Cleaning and CCTV inspection of Sewers up to 84 inches & app Department of Environmental Protection · CT182620268801817 $6,518,637
- Cleaning and CCTV Inspection of sewers Department of Environmental Protection · CT182620268803624 $6,251,822
- removal & disposal of debris in trunk lines, Citywide Department of Environmental Protection · CT182620201419171 · ended 2023 $19,952,325
- WARDS ISLAND AND BRONX 1NTERCEPTING SEWER CLEANING Department of Environmental Protection · CT182620161412271 · ended 2019 $14,370,000
- INTERCEPTOR FLOW AND CAPACITY MAXIMIZATION Department of Environmental Protection · CT182620121437292 · ended 2015 $11,269,810
- REMOVAL & DISPOSAL OF RESIDUALS FROM COLLECTION FACILITIES Department of Environmental Protection · CT182620171415079 · ended 2020 $10,316,521
- TV-21-MQX Department of Environmental Protection · CT182620238804703 · ended 2025 $9,777,955
- REMOVAL AND DISPOSAL OF RESIDUALS Department of Environmental Protection · CT182620161423807 · ended 2020 $9,691,736
- EMERGENCY SEWER LINING CONTRACT - CITYWIDE Department of Design and Construction · CT185020228803497 · ended 2023 $9,459,396