Proximity Scanner is a tool to determine if discharge of water to land is prohibited. If this app reports YES then DO NOT DISCHARGE.

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The geolocation accuracy reported from your mobile device is poor. Are you outside with clear visibility? Please attempt scanning again at a new location.

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OK

Please enter coordinates, enter an address, or use your built-in GPS. Then press the button below.

Latitude
 °N 
Longitude
 °W 
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Waiting for input.
Your Location:
Latitude:...,  Longitude:...,  Accuracy:...

STOP:
There is a “No Discharge Vault” within 200 feet of your location. Verify if vault has a “OffHaul H2O No Discharge Marker”. Do not discharge if marker is present.
Ok
STOP:
Your location is within a tribal land or tribal affiliated land. 30-day Tribal Notification is required for planned discharges. Call your Environmental Field Specialist (EFS).
Ok
STOP:
Your location is in close proximity to a closed contaminated site.
Ok
STOP:
Your location is in close proximity to a closed contaminated site.
Ok
STOP:
Your location is in close proximity to a closed contaminated site.
Ok
STOP:
Your location is in close proximity to a closed contaminated site.
Ok
STOP:
Your location is in close proximity to a closed contaminated site.
Ok
STOP:
Your location is within the City/County of ____. Check with your Environmental Field Specialist (EFS) on local stormwater requirements prior to discharges to storm drains.
Ok
STOP:
Call your Environmental Field Specialist (EFS). A 7-day Pre-Discharge notification is required for Planned Projects (see ERTC for potential for dewatering).
Ok
STOP:
Call your Environmental Field Specialist (EFS). Pre-Discharge notification is required for discharges in the Central Valley Water Board Region (Region 5).
Ok
STOP:
Call your Environmental Field Specialist (EFS). Representative Sampling is required for discharges in the San Francisco Bay Water Board Region (Region 2).
Ok
STOP:
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Ok
STOP:
Has the Environmental Field Specialist (EFS) approved the discharge?
STOP:
Has the Project Environmental Field Specialist (EFS) approved the discharge?