Animas River reports, data and maps

The long-term monitoring plan describes the surface water, sediment and biological monitoring to be performed by the department in the Upper Animas River basin from spring 2016 through summer of 2017 in Colorado.The data collected will be used in assessing risks to public health and the environment in the basin.

• Colorado's Long-Term Monitoring Plan - Revised (10/12/16).
• Year in Review - Long-term Monitoring Report (08/01/16).
• Animas long term monitoring plan (04/08/16).

• Status update (06-01-16).
• Ongoing data report (10/05/16).

United States Geological Survey - Real time results

• USGS 09359500 Animas River at Durango, CO.
• USGS 09358550 Cement Creek at Silverton, CO (real time probe inactive until April 1, 2017).
• USGS 09359020 Animas River below Silverton, CO (real time probe inactive until April 1, 2017).
• USGS 09358000 Animas River at Silverton, CO (real time probe inactive until April 1, 2017).
• USGS 09359010 Mineral Creek at Silverton, CO (real time probe inactive until April 1, 2017).

• Analysis and recommendation rationale.
• Data results (PDF).
• Data results (Excel).
• Drinking water sample locations map.

• Analysis and recommendation rationale.
• Data results (PDF).
• Dataresults (Excel).
• Sediment sample locations map.

Surface water

• Analysis and recommendation rationale.
• Data results (PDF).
• Data results (Excel).
• Surface water sample locations map.

The department and EPA may have different test result numbers due to varying sample locations and collection methods. All samples are analyzed using EPA approved methods.

• Sampling, testing and analysis process.
• Chemistry lab contact.
• Definitions and terms.
• EPA's Response

Sampling focuses on contaminants typically found in mine drainage, including aluminum, antimony, arsenic, barium, beryllium, boron, cadmium, calcium, chromium, cobalt, copper, iron, lead, molybdenum, magnesium, manganese, mercury, nickel, potassium, selenium, silicon, silver, sodium, strontium, thallium, titanium, uranium, vanadium, and zinc. It also looks at water pH and hardness.