United States Pumice Mill Site

Facility Overview

United States Pumice Mill Site is operating under a active permit of type: Industrial. Primary industry: Miscellaneous Nonmetallic Minerals, Except Fuels.

The facility covers a total area of 24 Acres, with an active operational area of 23 NA.

The site has self-reported imperviousness of 3%. 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 indirectly affects the Mono Lake. This information is crucial for understanding the facility's potential environmental influence on local water resources.

141 Airport Road, Lee Vining, CA 93541

Additional Details

Permit Status: Active
County: Mono
WDID: 6B26I025481
Application ID: 455417

Discharge Reports Summary

YearSample ReportsExceedancesStatus
000Up 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.