Water & Flooding

Flood Preparedness Guide

Be aware of flood risks and learn how to find help when flooding occurs.

Stormwater Management Program (MS4)

Pollution from stormwater run-off can negatively impact water quality and ecosystem health, increasing flood flows and infrastructure damage. The MS4 Stormwater program helps to protect our valuable water resources and prevent flood damage.

Ashokan Watershed Stream Management Program

A coordinated approach to stream protection and management within the Ashokan Reservoir watershed.

Water & Wastewater Regulation

Regulating the County's water suppliers and residential and commercial wastewater systems to ensure our water stays clean and safe to drink.

Water Quality Coordinating Committee

The WQCC is responsible for providing oversight of all water quality programs and related activities in the County. It assesses the impact of pollution on water quality and determines whether water quality monitoring and administration are appropriate.

PFAS Testing and Mitigation Rebate Pilot Program

If you own or rent property with a private well in Ulster County, you may be eligible for free PFAS testing and rebates for water treatment systems. Some businesses also qualify.

All Programs and Services Related to Water & Flooding

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Flood Hazard Mitigation

Building community resiliency before the next flood disaster, and providing hands-on support for local communities and County officials to better respond after the next flooding event.

Flooding and Watershed Mitigation

Be aware of flood risks and know how to find information and help when flooding occurs. Learn about mitigation assistance opportunities within the NYC watershed.

PFAS Testing and Mitigation Rebate Pilot Program

If you own or rent property with a private well in Ulster County, you may be eligible for free PFAS testing and rebates for water treatment systems. Some businesses also qualify.

Public Water Supply Review

Apply for approval of plans for Public Water Supply (PWS) improvements.

Report an Illicit Discharge

Call the Ulster County Stormwater Hotline to report pollution discharges into a storm drain, ditch, pond, lake, or stream; sanitary sewer overflows; discharges of sediments from construction sites into storm drains or tracked onto public roadways; and suspected illegal dumping sites.

Road-Stream Crossings Hub

Maps and data of Ulster County's Road-Stream Crossings (RSX). Poorly designed or aging crossings can have negative impacts on both humans and the local ecosystem.

Septic System Replacement Program

Provides funds to property owners (including residences and small businesses) seeking to replace outdated or failing septic systems that may be contaminating our local waterways. Together, we’re keeping Ulster County cleaner, greener, and healthier—starting right at home.

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Water & Flooding

Flood Preparedness Guide

Stormwater Management Program (MS4)

Ashokan Watershed Stream Management Program

Water & Wastewater Regulation

Water Quality Coordinating Committee

PFAS Testing and Mitigation Rebate Pilot Program

All Programs and Services Related to Water & Flooding

Flood Hazard Mitigation

Flooding and Watershed Mitigation

PFAS Testing and Mitigation Rebate Pilot Program

Public Water Supply Review

Report an Illicit Discharge

Road-Stream Crossings Hub

Septic System Replacement Program

Sewage Disposal System Application

Stormwater Management Resources

Water Quality Coordinating Committee

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