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Data and Tools

NHDPlusV1 California Data

NHDPlus Version 1 data for the California vector processing unit.
System Change Log for STOrage and RETrieval and Water Quality eXchange

This change log details the status of bugs and issues in the STORET/WQX System. Matters of contention that are resolved are listed as completed, while ongoing issues are listed as open.
Water Finance Clearinghouse

A database of financial assistance sources available to fund a variety of watershed protection projects.
STOrage and RETrieval Dashboard

This page provides information about and a link to the STORET Warehouse Dashboard
DFLOW

A page containing the basic information and resources for DFLOW 3.1, a Windows-based tool developed to estimate user selected design stream flows for low flow analysis and water quality standards.
NHDPlusV1 Texas Gulf Data

NHDPlus Version 1 data for the Texas Gulf vector processing unit.
NHDPlusV1 Puerto Rico & US Virgin Islands Data

NHDPlus Version 1 data for the Puerto Rico and US Virgin Islands vector processing unit.
Technical Support for DFLOW

This page contains common technical support questions related to DFLOW as well as a contact for further questions.
NHDPlusV1 Mid-Atlantic Data

NHDPlus Version 1 data for the Mid-Atlantic vector processing unit.
NHDPlusV1 Great Basin Data

NHDPlus Version 1 data for the Great Basin vector processing unit.
NHDPlusV1 Tools

A list of tools used in conjuction with NHDPlus version 1.
NHDPlusV1 Colorado Data

NHDPlus Version 1 data for the Colorado vector processing unit.
NHDPlusV1 Souris-Red-Rainy Data

NHDPlus Version 1 data for the Souris-Red-Rainy vector processing unit.
NHDPlusV1 Hawaii Data

NHDPlus Version 1 data for the Hawaii vector processing unit.
NHDPlusV1 New England Data

NHDPlus Version 1 data for the New England vector processing unit.
Applications and Uses for DFLOW

This page talks about a DFLOW case study and the ability of the EPA and states to evaluate alternative flow statistics.
NHDPlusV1 Documentation

Metadata, training resources, presentations, and other documentation for NHDPlus version 1.
Downloading STORET Data Help

storet data warehouse help information
NHDPlusV1 Great Lakes Data

NHDPlus Version 1 data for the Great Lakes vector processing unit.
NHDPlusV1 HUC8 Dataset

A listing of HUC8 datasets by vector processing unit.