Water & Sewer Bids in Maryland

43 open Water & Sewer bids from cities, counties, schools, and state agencies across Maryland. Get email alerts when new opportunities are posted.

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Open Water & Sewer Bids in Maryland

MDStateOpenOct 28, 2026
Cobb Island and Hill Road Pump Station Improvements (UN 1308\UN 1309)
BidNet Direct - Maryland
Water & Sewer
MDStateOpenOct 29, 2026
Cleaning Of Storm Drains At Various Locations In Baltimore And Harford County
BidNet Direct - Maryland
Water & Sewer
MDCountyOpenOct 29, 2026
Swimming Pool & Water/Wastewater Treatment Chemicals
Washington County · #PUR-1840
Water & Sewer
MDCountyOpenOct 29, 2026
Swimming Pool & Water/Wastewater Treatment Chemicals
Washington County, MD · #Invitation to Bid-PUR-1840
Water & Sewer
MDStateOpenOct 29, 2026
Water Distribution Improvements Phase II
BidNet Direct - Maryland
Water & Sewer
MDStateOpenNov 4, 2026
Drainage Repairs and Improvements at Various Locations
BidNet Direct - Maryland
Water & Sewer
MDCountyOpenNov 4, 2026
SOQ ERO DO #71-F-4-26/27 - Prequalification of Contractors for Utility System Repair and Replacement Services
Carroll County · #SOQ ERO DO
Water & Sewer
MDStateOpenNov 5, 2026
Stormwater Facilities Task Order Services
BidNet Direct - Maryland
Water & Sewer
MDStateOpenNov 6, 2026
Dorsey Run Wastewater Treatment Plant Minor Upgrades - MBE 20%
BidNet Direct - Maryland
Water & Sewer
MDStateOpenNov 6, 2026
Dorsey Run Wastewater Treatment Plant Minor Upgrades - MBE 20%
Maryland Environmental Service · #1-26-2-63-5R
Water & Sewer
MDStateOpenNov 9, 2026
Professional Engineering Services Oakland Water System Comprehensive Engineering & Infrastructure Plan, Phase I
BidNet Direct - Maryland
Water & Sewer
MDStateOpenNov 17, 2026
Stormwater Repairs at Forest Lakes Elementary and North Harford Middle Schools
BidNet Direct - Maryland
Water & Sewer
MDSchoolOpenNov 17, 2026
Stormwater Repairs at Forest Lakes Elementary and North Harford Middle Schools
Harford County Public Schools · #27-JHP-004
Water & Sewer
MDCounty--Nov 18, 2026
Reference #: 27-085. Name: Hydrovac Grit and Grease Removal Services
Harford County
Water & Sewer
MDStateOpenDec 2, 2026
Water & Wastewater Inspection Services
BidNet Direct - Maryland
Water & Sewer
MDCountyOpenDec 2, 2026
RFP ERO DO #71-F-2-26/27 - Water & Wastewater Inspection Services
Carroll County · #RFP ERO DO
Water & Sewer
MDother_specialOpen--
Lawn and Landscape Maintenance Services Across WSSC Water Properties in Montgomery County
Washington Suburban Sanitary Commission · #304862
Water & Sewer
MDother_specialOpen--
Heavy Duty Truck Alignments, Steering and Suspension Repairs, Drive Shaft Fabrication and Replacement Parts and Services
Washington Suburban Sanitary Commission · #318028
Water & Sewer
MDother_specialOpen--
Type 2 Safety Helmets and Accessories
Washington Suburban Sanitary Commission · #317876
Water & Sewer
MDother_specialOpen--
Organizational Development Training
Washington Suburban Sanitary Commission · #317547
Water & Sewer
MDother_specialOpen--
Penn Manor Large Valve Vault Replacement
Washington Suburban Sanitary Commission · #314446
Water & Sewer
MDother_specialOpen--
Water Engineering Services (BOA)
Washington Suburban Sanitary Commission · #312920
Water & Sewer
MDother_specialOpen--
Request for Qualification - AMI Materials
Washington Suburban Sanitary Commission · #306782
Water & Sewer
MDother_specialOpen--
Furnish and Deliver Small and Large Water Meters
Washington Suburban Sanitary Commission · #300815
Water & Sewer
MDCountyOpen--
Engineering Services Crellin Wastewater Treatment Improvement
Garrett County
Water & Sewer
MDCountyOpen--
Engineering Services Friendsville Wastewater Treatment Improvement
Garrett County
Water & Sewer
MDCountyOpen--
Friendsville Wastewater Treatment Plant Improvement
Garrett County
Water & Sewer
MDCountyOpen--
Trimble Road Water Main Extension
Allegany County · #Contract
Water & Sewer
MDUnivOpen--
BC-21455-M Campus Water Treatment Services RFP
University of Maryland, Baltimore County (UMBC)
Water & Sewer
MDpark_recreationOpen--
Utility work (sewer/water/storm drainage)
Montgomery Parks (M-NCPPC)
Water & Sewer
MDwater_sewerOpen--
Early Engagement Vendor Session: Water Treatment Services for HVAC and Biosolids
Washington Suburban Sanitary Commission (WSSC)
Water & Sewer
MDCountyOpen--
Proposal Documents - Rate Study for Water Wastewater Service Areas 051926
Worcester County
Water & Sewer
MDCountyOpen--
ADVERTISEMENT - Rate Survey for Water & Wastewater Service Areas 051926
Worcester County
Water & Sewer
MDpark_recreationOpen--
Utility work (sewer/water/storm drainage
Montgomery Parks (M-NCPPC)
Water & Sewer
MDCountyOpen--
Reference #: 27-006. Name: Open-End Stormwater Management Plan Review and Design Services
Harford County
Water & Sewer
MDSchoolOpen--
Bulk Chemicals for Drinking Water and Wastewater Treatment
Harford County Public Schools · #21-JHS-016
Water & Sewer
MDSchoolOpen--
Pumping Septic and Wastewater Treatment Systems
Harford County Public Schools · #21-JHS-023
Water & Sewer
MDSchoolOpen--
Sampling and Analysis of Wastewater
Harford County Public Schools · #22-JHS-021
Water & Sewer
MDSchoolOpen--
Sewer Line Replacement Clemens Crossing Elementary School
Howard County Public School System · #028.22.B3
Water & Sewer
MDSchoolOpen--
Heating Water System Upgrades - Glenelg High School
Howard County Public School System · #054.23.B3
Water & Sewer
MDCountyOpen--
Bid Documents - Water Treatment Plant Overhead Door Replacement v2 042026
Worcester County
Water & Sewer
MDCountyOpen--
Permitted Bid Drawings - Cell 1 Pump Station Upgrades v2 031826
Worcester County
Water & Sewer
MDCountyOpen--
ADVERTISEMENT - Invitation to Bid - Central Landfill Pump Station Upgrades 031826
Worcester County
Water & Sewer

Maryland Agencies with Open Water & Sewer Bids

BidNet Direct - Maryland9 openWashington Suburban Sanitary Commission8 openWorcester County5 openHarford County Public Schools4 openGarrett County3 openCarroll County2 openHarford County2 openMontgomery Parks (M-NCPPC)2 open

Other Bid Categories in Maryland

Water & Sewer bids nationwideConstructionRoads & PavingIT & TechnologyProfessional ServicesEngineeringLegal & FinancialVehicles & EquipmentFacilities & MaintenanceLandscaping & GroundsSupplies & MaterialsEnvironmentalPublic SafetyParks & RecreationTransportationFood ServicesMedical & HealthEducationUtilities

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