Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 725 - INTERIM STATUS STANDARDS FOR OWNERS AND OPERATORS OF HAZARDOUS WASTE TREATMENT, STORAGE, AND DISPOSAL FACILITIES
Subpart F - GROUNDWATER MONITORING
Section 725.194 - Recordkeeping and Reporting
Universal Citation: 35 IL Admin Code ยง 725.194
Current through Register Vol. 48, No. 38, September 20, 2024
a) Unless the groundwater is monitored to satisfy the requirements of Section 725.193(d)(4), the owner or operator must do the following:
1) Keep records of the analyses required in
Section
725.192(c) and
(d), the associated groundwater surface
elevations required in Section
725.192(e),
and the evaluations required in Section
725.193(b)
throughout the active life of the facility
and, for disposal facilities, also throughout the post-closure care period;
and
2) Report the following
groundwater monitoring information to the Agency:
A) During the first year when initial
background concentrations are being established for the facility:
concentrations or values of the parameters listed in Section
725.192(b)(1)
for each groundwater monitoring well, within
15 days after completing each quarterly analysis. The owner or operator must
separately identify for each monitoring well any parameters whose concentration
or value has been found to exceed the maximum contaminant levels listed in
Appendix C to this Part;
B)
Annually: concentrations or values of the parameters listed in Section
725.192(b)(3)
for each groundwater monitoring well, along
with the required evaluations for these parameters under Section
725.193(b).
The owner or operator must separately identify any significant differences from
initial background found in the upgradient wells, in accordance with Section
725.193(c)(1).
During the active life of the facility, the owner or operator must submit this
information as part of the annual report required under Section
725.175;
and
C) As part of the annual report
required under Section 725.175: results of the evaluation of groundwater
surface elevations under Section
725.193(f)
and a description of the response to the evaluation, where
applicable.
b) If the groundwater is monitored to satisfy the requirements of Section 725.193(d)(4), the owner or operator must do the following:
1) Keep records of the analyses and
evaluations specified in the plan that satisfy the requirements of Section
725.193(d)(3)
throughout the active life of the facility
and, for disposal facilities, also throughout the post-closure care period;
and
2) Annually, until final
closure of the facility, submit to the Agency a report containing the results
of the groundwater quality assessment program that includes, but is not limited
to, the calculated (or measured) rate of migration of hazardous waste or
hazardous waste constituents in the groundwater during the reporting period.
The owner or operator must submit this report as part of the annual report
required under Section 725.175.
Disclaimer: These regulations may not be the most recent version. Illinois may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
This site is protected by reCAPTCHA and the Google
Privacy Policy and
Terms of Service apply.
