Section 312IAC16-5-28. Monitoring

   (a) The owner or operator shall monitor a remediation site for releases or discharges of oil or fluid contaminated with oil to surface waters as required by Table 4 as follows:

Table 4. Requirements for Monitoring a Remediation Site for Discharges to Surface Waters
Remediation Site Location	Type of Monitoring
More than 1,500 feet from surface water or field tile.	No requirement.
500 to 1,500 feet from surface water or field tile.	Once every 30 days, conduct a visual inspection during daylight hours of all surface water or field tile within 500 to 1,500 feet of remediation site for visible film, sheen, or discoloration of the surface of the water or sludge or emulsion beneath the surface or upon adjoining shorelines.
100 to 500 feet from surface water or field tile.	(1) Once every 7 days, conduct a visual inspection during daylight hours of all surface water within 100 to 500 feet of remediation site for visible film, sheen, or discoloration of the surface of the water or sludge or emulsion beneath the surface or upon adjoining shorelines. (2) If a visible film, sheen, or discoloration of the surface of the water or sludge or emulsion beneath the surface or upon adjoining shorelines is noted, sample any surface water within 100 to 500 feet from the remediation site and analyze the samples for violation of applicable water standards in 327 IAC 2, using a method described in 327 IAC 2.
Less than 100 feet from surface water or field tile.	Remediation is not permitted less than 100 feet from surface water or field tile.

  (b) The owner or operator shall:

(1) record the date, time, and results of each monitoring event required by Table 4 in subsection (a); and

(2) make the records available to the division upon request.

(Natural Resources Commission; 312 IAC 16-5-28; filed Sep 11, 2000, 3:31 p.m.: 24 IR 283; errata filed Dec 6, 2000, 10:12 a.m.: 24 IR 1032; readopted filed Nov 17, 2004, 11:00 a.m.: 28 IR 1315; readopted filed Mar 25, 2010, 2:57 p.m.: 20100421-IR-312100033RFA; readopted filed Sep 30, 2015, 12:13 p.m.: 20151028-IR-312150224RFA)