Plant Name: Wheelabrator North Andover
Subpart Cb Semiannual Report, 40 CFR 39b (a) /40 CFR 60.59b (g)
Subpart FFF Semiannual Report, 40 CFR 61.14109/40 CFR 60.59b (g)
Reporting Period:   From: 01-Jul-02
    To: 31-Dec-02
 
6. Section 40 CFR 60.59b(h) - Exceedences of Applicable Limits
 
  Emission/Parameter Data   Duration of Event  
Unit Date Emission or Parameter Average Period Average Type Magnitude (ppm @ 7% O2) Emission Category From (hh:mm) To (hh:mm) Total Time (hh:mm) Reason Corrective Action
2 4-Jul-02 CO 08:00-12:00 4 hour block 113 shutdown 08:29 08:37 0:08 emergency shutdown for tube leak followed emergency safe shutdown procedures for loss of water level in boiler drum and no fans for cooling purposes
2 8-Jul-02 CO 08:00-12:00 4 hour block 116 shutdown 08:40 9:02 0:22 shutdown for planned maintenance followed normal shutdown procedures using gas burners
2 11-Jul-02 Opacity 00:12-00:18 6 minute 22 startup 00:11 0:17 0:06 startup-Induced Draft Fan damper control problem Initiated shutdown of unit to repair damper controls
  11-Jul-02 Opacity 00:18-00:24 6 minute 13 startup 00:18 0:23 0:05 startup-Induced Draft Fan damper control problem Initiated shutdown of unit to repair damper controls
1 22-Jul-02 CO 04:00-08:00 4 hour block 129 shutdown 07:09 7:16 0:07 emergency shutdown for tube leak followed emergency safe shutdown procedures for loss of water level in boiler drum and no fans for cooling purposes
1 22-Jul-02 CO 08:00-12:00 4 hour block 2337 shutdown 08:00 11:59 3:59 emergency shutdown for tube leak followed emergency safe shutdown procedures for loss of water level in boiler drum and no fans for cooling purposes
                    operator did not initiate carbon feed until after trash pushed on gratesÖinadequate training and guidelines given to operators issued additional guidelines to operators to initiate carbon feed prior to pushing trash onto grates
1 25-Jul-02 CO 20:00-24:00 4 hour block 96 start-up 20:45 21:00 0:15 start-up after tube repair Followed CO minimzation protocol
2 ####### CO 16:00-20:00 4 hour block 94 process equipment malfunction 19:17 19:59 0:42 Forced Draft Fan shaft bearing failure Shutdown Forced Draft Fan,reduced steam load to 30K and operated with Induced Fan only.Diagnosed FD Fan problem as failed bearing
2 ####### CO 20:00-24:00 4 hour block 1649 shutdown 20:00 22:10 2:10 Initiated shutdown do to Forced Draft Fan Bearing Failure Installation of new bearing to Forced Draft Fan
                    start-up after tube repair gas being burned only - no MSW on grates
1 1-Sep-02 CO 20:00-24:00 4 hour block 329 process equipment malfunction 21:58 22:57 0:59 MSW feed hopper plugged by oversized object reduced unit steam load for operators to clear blockage in feed chute
2 ####### CO 08:00-12:00 4 hour block 242 shutdown 08:37 8:55 0:18 shutdown for planned maintenance followed normal shutdown procedures
2 ####### CO 12:00-16:00 4 hour block 255 process equipment malfunction 12:42 15:26 2:44 Turbine generator tripped due to voltage regulator malfunction reduced unit steam load and switched over to backup regulator and brought plant back up to full output
1 ####### CO 12:00-16:00 4 hour block 429 process equipment malfunction 13:22 15:34 2:32 Turbine generator tripped due to voltage regulator malfunction reduced unit steam load and switched over to backup regulator and brought plant back up to full output
1 7-Nov-02 Opacity 04:00-04:06 6 minute 10.6 startup 4:00 04:03 0:03 startup-Induced Draft Fan damper control problem followed emergency safe shutdown procedures for loss of water level in boiler drum and no fans for cooling purposes
1 7-Nov-02 Opacity 03:36-03:42 6 minute 12.1 startup 03:37 03:40 0:03 startup-Induced Draft Fan damper control problem control adjustment made to damper positioner
1 ####### CO 12:00-16:00 4 hour block 1515 shutdown 12:32 13:46 1:14 emergency shutdown for tube leak control adjustment made to damper positioner
Wheelabrator North Andover
285 Holt Rd.
North Andover, Massachusetts, U.S. 01845
Tel: 978.688.9011

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