Whale Rock Quarry

Facility Overview

Whale Rock Quarry is operating under a active permit of type: Industrial. Primary industry: Crushed and Broken Stone, NEC.

The facility covers a total area of 232 Acres, with an active operational area of 52.2 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 indirectly affects the Willow Creek. This information is crucial for understanding the facility's potential environmental influence on local water resources.

1424 Old Creek Road, Cayucos, CA 93430

Additional Details

Permit Status: Active
County: San Luis Obispo
WDID: 3 40I025440
Application ID: 454892

Discharge Reports Summary

YearSample ReportsExceedancesStatus
202410Up To Date
202320Up To Date
202210Up To Date
202110Up To Date
202020Up To Date
201930Up To Date
201720Up To Date
201620Up 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.