Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 503 - OTHER AGRICULTURAL AND SILVICULTURAL ACTIVITIES
Section 503.102 - Irrigation Activities
Universal Citation: 35 IL Admin Code ยง 503.102
Current through Register Vol. 48, No. 12, March 22, 2024
NPDES permits are required for discharges of irrigation return flow (such as tailwater, tile drainage, surfaced groundwater flow or bypass water) operated by public or private organizations or individuals if:
a) There is a point source of discharge (e.g., a pipe, ditch or other defined or discrete conveyance, whether natural or artificial); and
b) The return flow is from land areas of more than 3000 contiguous acres, or 3000 noncontiguous acres which use the same drainage system.
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