Indiana § 13-18-19-2 Issuance of NPDES permits

Indiana Statutes

§ 13-18-19-2 — Issuance of NPDES permits

Indiana·Art. 18 WATER POLLUTION CONTROL·Ch. 19 NPDES Permits

(a)The department may issue National Pollutant Discharge Elimination System (NPDES) permits containing conditions that include alternate water quality based effluent limits that:

(1)are based on receiving water flows associated with, or characteristic of:

(A)wet weather events of various degrees of duration and intensity; or

(B)low flow stream conditions derived on a monthly, quarterly, or annual basis;

(2)provide increased mass limitations, concentration limitations, or mass and concentration limitations, for publicly owned treatment works (POTW) that:

(A)are capable of treating wastewater flows that exceed the design flow used to calculate normal water quality based effluent limitations; and

(B)as a result of the increased limitations, can reduce the volume of discharge of wastewa

Free access — add to your briefcase to read the full text and ask questions with AI

(a) The department may issue National
Pollutant Discharge Elimination System (NPDES) permits containing
conditions that include alternate water quality based effluent limits
that:
(1) are based on receiving water flows associated with, or
characteristic of:
(A) wet weather events of various degrees of duration and
intensity; or
(B) low flow stream conditions derived on a monthly, quarterly,
or annual basis;
(2) provide increased mass limitations, concentration limitations,
or mass and concentration limitations, for publicly owned
treatment works (POTW) that:
(A) are capable of treating wastewater flows that exceed the
design flow used to calculate normal water quality based
effluent limitations; and
(B) as a result of the increased limitations, can reduce the
volume of discharge of wastewater from plant bypasses or
combined sewer overflows; or
(3) include any factor or combination of factors described in
subdivisions (1) and (2).
(b) The department may require an applicant for an NPDES permit
containing at least one (1) of the conditions described in subsection (a)
to document, in a reasonable manner, stream conditions and local
controls that are germane to a condition described in subsection (a)
before the department issues the NPDES permit.