Colombo Mine

Facility Overview

Colombo Mine is operating under a active permit of type: Industrial. Primary industry: Gold Ores.

The facility covers a total area of 83 Acres, with an active operational area of 25 Acres.

The site has self-reported imperviousness of %. In the context of the Industrial General Permit for stormwater runoff, imperviousness refers to the percentage of the facility's surface area that doesn't allow water to penetrate, such as concrete, asphalt, or rooftops. The higher the imperviousness percentage, the more potential impact on local water quality as there is a greater surface area to accumulate pollutants.

In terms of water impact, this facility directly affects the North Yuba River. This information is crucial for understanding the facility's potential environmental influence on local water resources.

SEC 30 CA T20N R12E MDM TAHOE NATIONAL FOREST, Sierra City, CA 96125

Additional Details

Permit Status: Active
County: Sierra
WDID: 5S46I029553
Application ID: 544377

Discharge Reports Summary

YearSample ReportsExceedancesStatus
202210Up To Date

Discharge Report Exceedances Trend

This chart shows the trend of discharge report exceedances over time. The values represent the number of exceedances for each year.