Oregon Administrative Rules › Chapter 340 - DEPARTMENT OF ENVIRONMENTAL QUALITY › Division 239 - LANDFILL GAS EMISSIONS › Section 340-239-0700 - Recordkeeping and Reporting Requirements

Current through Register Vol. 63, No. 7, July 1, 2024
When required as provided in OAR 340-239-0100  through
				340-239-0800, the owner or operator of a landfill must comply with the
				recordkeeping and reporting requirements in this rule.
(1) The electronic reporting requirements of
			 40 C.F.R. §§
									60.38f(j),
			 60.767(i),
			 and 63.1981(i) are incorporated by reference herein. Owners or operators of
			 landfills that meet the applicability or designated facility requirements in
			 40 C.F.R. §§
									60.31f,
			 60.760,
			 or
			 63.1935
			 must comply with the electronic reporting requirements of
			 40 C.F.R. §§
									60.38f(j),
			 60.767(i),
			 or 63.1981(i), respectively and as applicable.
(2) Recordkeeping Requirements.
(a) A landfill owner or operator subject to
			 this division must maintain the following records for at least five years:
(A) All gas collection system downtime
			 exceeding five days, including dates of the downtime, individual well shutdown
			 and disconnection times, the reason for the downtime, and any corrective
			 actions conducted in response to the downtime;
(B) All gas control system downtime in excess
			 of one consecutive hour, the reason for the downtime, the length of time the
			 gas control system was shutdown, and any corrective actions conducted in
			 response to the downtime;
(C) All
			 instantaneous surface readings of 100 ppmv methane or greater. All exceedances
			 of the limits in OAR 340-239-0100(6)(b)  and 340-239-0200, including the
			 location of the leak (or affected grid), leak concentration in ppmv methane,
			 date and time of measurement, the action taken to repair the leak, date of
			 repair, any required remonitoring and the remonitored concentration in ppmv
			 methane, wind speed during surface sampling, and the installation date and
			 location of each well installed as part of a gas collection system
			 expansion;
(D) Any positive
			 wellhead gauge pressure measurements, the name of the individual that conducted
			 the actions, the date and time of the measurements, the well identification
			 number, and the corrective action taken;
(E) Each wellhead temperature monitoring
			 value of 62.8 degrees Celsius (145 degrees Fahrenheit) or above, each wellhead
			 nitrogen level at or above 20 percent, and each wellhead oxygen level at or
			 above 5 percent;
(F) Monthly solid
			 waste acceptance rate, for active landfills or landfills that have accepted
			 waste within the last five years;
(G) The current amount of waste-in-place
			 including waste composition;
(H)
			 The nature, location, amount, and date of deposition of nondecomposable waste
			 for any landfill areas excluded from the collection system;
(I) Results of any performance tests
			 conducted pursuant to OAR 340-239-0110(2)(f);
(J) Descriptions of mitigation measures taken
			 to prevent the release of methane or other emissions into the atmosphere:
(i) When solid waste was brought to the
			 surface during the installation or preparation of wells, piping, or other
			 equipment;
(ii) During repairs or
			 the temporary shutdown of gas collection system components; and
(iii) When solid waste was excavated and
			 moved;
(K) Any
			 construction activities pursuant to OAR 340-239-0300. Records must contain the
			 following information:
(i) A description of
			 the actions being taken, the areas of the landfill that will be affected by
			 these actions, the reason the actions are required, and any landfill gas
			 collection system components that will be affected by these actions;
(ii) Construction start and finish dates,
			 projected equipment installation dates, and projected shut down times for
			 individual gas collection system components; and
(iii) A description of the mitigation
			 measures taken to minimize methane emissions and other potential air quality
			 impacts;
(L) For any
			 root cause analysis for which corrective actions are required, records of the
			 root cause analysis conducted, the corrective action analysis, the date for
			 corrective action(s) already completed following the positive pressure reading
			 or high temperature reading, for action(s) not already completed, a schedule
			 for implementation, including proposed commencement and completion dates, and a
			 copy of any comments or final approval on the corrective action analysis or
			 schedule from DEQ;
(M) The
			 equipment operating parameters specified to be monitored under OAR
			 340-239-0600(2)  as well as records for periods of operation during which the
			 parameter boundaries established during the most recent performance test are
			 exceeded. The records must include the following information:
(i) For enclosed flares, all 3-hour periods
			 of operation during which the average temperature difference was more than 28
			 degrees Celsius (or 50 degrees Fahrenheit) below the average combustion
			 temperature during the most recent performance test at which compliance with
			 OAR 340-239-0110(2)(b)  and OAR 340-239-0110(2)(c)  was determined;
(ii) For any owner or operator who uses a
			 boiler or process heater with a design heat input capacity of 44 megawatts per
			 hour (150 million British thermal units per hour) or greater to comply with OAR
			 340-239-0110(2)(c), all periods of operation of the boiler or process heater
			 (e.g., steam use, fuel use, or monitoring data collected pursuant to other
			 federal, State, local, or tribal regulatory requirements), readily accessible
			 continuous records of the equipment operating parameters specified to be
			 monitored in OAR 340-239-0600(2)  and up-to-date, readily accessible records for
			 periods of operation during which the parameter boundaries established during
			 the most recent performance test are exceeded;
(iii) For open flares, continuous records of
			 the flame or flare pilot flame monitoring, and up-to-date, readily accessible
			 records of all periods of operation in which the flame or flare pilot flame is
			 absent; and
(iv) The indication of
			 flow to the control system and the indication of bypass flow or records of
			 monthly inspections of car-seals or lock-and-key configurations used to seal
			 bypass lines;
(N) All
			 collection and control system exceedances of the operational standards; the
			 reading in the subsequent month, whether or not the second reading is an
			 exceedance; and the location of each exceedance;
(O) Landfill owners or operators who convert
			 waste-in-place from volume to mass, must keep readily accessible, records of
			 the annual recalculation of site-specific density, design capacity, and the
			 supporting documentation;
(P)
			 Landfill owners or operators demonstrating that site-specific surface methane
			 emissions are below 200 ppmv by conducting surface emission monitoring under
			 OAR 340-239-0100(6)(b)  must keep for at least five years up-to-date, readily
			 accessible records of all surface emissions monitoring and information related
			 to monitoring instrument calibrations conducted according to sections 8 and 10
			 of Method 21 of appendix A of 40 C.F.R. Part 60, including all of the
			 following items:
(i) Calibration records,
			 including:
(I) Date of calibration and
			 initials of operator performing the calibration;
(II) Calibration gas cylinder identification,
			 certification date, and certified concentration;
(III) Instrument scale(s) used;
(IV) A description of any corrective action
			 taken if the meter readout could not be adjusted to correspond to the
			 calibration gas value; and
(V) If
			 an owner or operator makes their own calibration gas, a description of the
			 procedure(s) used;
(ii)
			 Digital photographs of the instrument setup, including the wind barrier. The
			 photographs must be accurately time and date-stamped and taken at the first
			 sampling location prior to sampling and at the last sampling location after
			 sampling at the end of each sampling day;
(iii) Timestamp of each surface scan reading
			 which must be detailed to the nearest second, based on when the sample
			 collection begins and log for the length of time each sample was taken using a
			 stopwatch (
e.g.,
the time the probe was held over the
			 area);
(iv) Location of each
			 surface scan reading. The owner or operator must determine the coordinates
			 using an instrument with an accuracy of at least four meters. Coordinates must
			 be in decimal degrees with at least five decimal places;
(v) Monitored methane concentration (ppmv) of
			 each reading;
(vi) Background
			 methane concentration (ppmv) after each instrument calibration test;
(vii) For readings taken at each surface
			 penetration, the unique identification location label matching the label
			 specified in subparagraph OAR 340-239-0700(2)(a)(P) (iv); and
(viii) Records of the operating hours of the
			 gas collection system for each destruction device;
(Q) For each owner or operator reporting
			 leachate or other liquids addition under OAR 340-239-0700(3)(g), keep records
			 of any engineering calculations or company records used to estimate the
			 quantities of leachate or liquids added, the surface areas for which the
			 leachate or liquids were applied, and the estimates of annual waste acceptance
			 or total waste in place in the areas where leachate or liquids were
			 applied;
(R) The date of initial
			 placement of waste in newly constructed landfill cells; and
(S) Documentation of any component leaks
			 above 250 ppmv methane detected pursuant to OAR 340-239-0600(2)(c)  and all
			 repairs performed in response to any component leaks above 500 ppmv.
(T) The maximum design capacity of the
			 landfill.