Found 24 datasets matching "SDWIS".
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This dataset is made up of seven separate reports from the U.S. Environmental Protection Agency's (USEPA) Safe Drinking Water Information System (SDWIS). Site visits were queried using SDWIS to...
Search relevance: 124.23 | Views last month: 0 | Catalog Last Checked: April 21, 2026 at 08:06 PM -
The Safe Drinking Water Information System (SDWIS) contains information about public water systems and their violations of EPA's drinking water regulations.
Search relevance: 118.59 | Views last month: 216 | Catalog Last Checked: May 01, 2026 at 06:08 PM -
SDWIS/State is a data system that EPA is developing for states that will improve the quality of drinking water information.
Search relevance: 108.36 | Views last month: 1 | Catalog Last Checked: May 01, 2026 at 06:08 PM -
A database where EPA has compiled data on public drinking water systems and whether they have certain drinking water violations. This data is collected by the states and given to the EPA. This...
Search relevance: 54.66 | Views last month: 3 | Catalog Last Checked: April 21, 2026 at 07:57 PM -
This data includes information on Arsenic violations in the US, including time patterns and spatial patterns in Arsenic violations, and people served by systems in violation. Most of the data is...
Search relevance: 52.78 | Views last month: 2 | Catalog Last Checked: April 21, 2026 at 07:59 PM -
SDWIS/FED is EPA's national regulatory compliance database for the drinking water program. It includes information on the nation's 160,000 public water systems and violations of drinking water...
Search relevance: 41.81 | Views last month: 16 | Catalog Last Checked: May 01, 2026 at 06:08 PM -
Public Water Systems (PWS) submit their annual reports with rate information using the Electronic Annual Report (EAR) submission process on the Drinking Water Information Clearinghouse (DRINC)...
Search relevance: 41.44 | Views last month: 2 | Catalog Last Checked: July 29, 2025 at 02:33 AM -
This GIS layer consists of the geographic location of active and inactive public (Community, non-transient non-community and transient non-community) water sources labeled by the Water System...
Search relevance: 40.89 | Views last month: 4 | Catalog Last Checked: May 14, 2026 at 07:21 AM -
Combined dataset of all wells with uniform attributes from detailed individual well databases. This dataset is intended to serve as a metadata-level well database. Large overlaps are known to...
Search relevance: 35.38 | Views last month: 12 | Catalog Last Checked: May 06, 2026 at 06:58 AM -
This dataset includes the number of service connections, categorized by type and metering status, as submitted by public water systems via the electronic annual report (eAR) in sections 3 or 4 for...
Search relevance: 34.29 | Views last month: 1 | Catalog Last Checked: July 28, 2025 at 07:27 PM -
The Division of Drinking Water requires laboratories to submit water quality data directly. The data is received, and published twice monthly on the Division's water quality portal. The resource...
Search relevance: 33.79 | Views last month: 3 | Catalog Last Checked: July 29, 2025 at 02:33 AM -
This data release contains groundwater-quality data for three parameters of interest (arsenic, manganese, and pH) and well information for sample sites for aquifers in the conterminous U.S....
Search relevance: 27.94 | Views last month: 1 | Catalog Last Checked: May 05, 2026 at 08:55 PM -
Source Protection Area (SPA) boundaries have been located on RF 24000 & RF 25000 scale USGS topographic maps by Water Supply Division (DEC) and VT Dept of Health (historical) personnel. Buffered...
Search relevance: 27.20 | Views last month: 0 | Catalog Last Checked: August 08, 2025 at 10:44 PM -
This dataset represents a water shortage vulnerability analysis performed by DWR using Small Water System boundaries pulled from the SWRCB (State Water Resource Control Board) water system...
Search relevance: 27.06 | Views last month: 0 | Catalog Last Checked: July 28, 2025 at 06:46 PM -
Amount of water produced by month and by source and the water delivered by type of use and by month for every Public Water System (PWS) reporting. Public Water Systems submit their annual...
Search relevance: 26.55 | Views last month: 0 | Catalog Last Checked: July 28, 2025 at 09:01 PM -
Groundwater SPA. This GIS layer consists of the geographic location of the Source Protection Areas for active and inactive Public Community and Non-Transient Non-Community groundwater sources...
Search relevance: 26.00 | Views last month: 0 | Catalog Last Checked: August 08, 2025 at 10:44 PM -
This dataset describes public-supply groundwater use by aquifer type within the glaciated conterminous United States between 2005 and 2014. All or part of 24 states within this glaciated region...
Search relevance: 25.89 | Views last month: 3 | Catalog Last Checked: May 05, 2026 at 09:49 PM -
This map displays predicted probability of a 12-digit Hydrologic Unit (HUC12) being at risk of violating the drinking water nitrate standard. Risk is defined as there being greater than a 50%...
Search relevance: 24.05 | Views last month: 1 | Catalog Last Checked: May 06, 2026 at 12:04 AM -
The Envirofacts Data Warehouse contains information from select EPA Environmental program office databases and provides access about environmental activities that may affect air, water, and land...
Search relevance: 23.78 | Views last month: 7 | Catalog Last Checked: May 01, 2026 at 06:07 PM -
ECHO provides integrated compliance and enforcement information for about 800,000 regulated facilities nationwide. Its features range from simple to advanced, catering to users who want to conduct...
Search relevance: 21.57 | Views last month: 31 | Catalog Last Checked: May 14, 2026 at 09:45 PM
