CORRESPONDENCE_1990-1993 - Laserfiche WebLink

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STANDARD PROVISIONS AND REPORTING REQUIREMENTS September 1993 FOR WASTE DISCHARGE REQUIREMENTS FOR DISCHARGES REGULATED BY CHAPTER 15 AND/OR PART 258 -15- a. immediately notify the Regional Board about the VOC(s) verified to be present at that Background Monitoring Point, and follow up with written notification submitted by certified mail within seven days of validation; and b. within 180 days of validation, submit a report—acceptable to the Executive Officer—which examines the possibility that the detected VOC(s) originated from the Unit and proposing appropriate changes to the monitoring program. 3. If the Executive Officer determines, after reviewing the report submitted under 2.b. above, that the VOC(s) detected originated from a source other than the WMU, the Executive Officer will make appropriate changes to the monitoring program. 4. If the Executive Officer determines, after reviewing the report submitted under 2.b. above, that the detected VOC(s) most likely originated from the WMU, the Discharger shall assume that a release has been detected and shall immediately begin carrying out the applicable General requirements for Response to a Release, above. Release beyond facility boundary 1. Any time the discharger concludes that a release from the waste management unit has proceeded beyond the facility boundary, the discharger shall so notify all persons who either own or reside upon the land that directly overlies any part of the plume (Affected Persons). 2. Initial notification to Affected Persons shall be accomplished within 14 days of making this conclusion and shall include a description of the discharger's current knowledge of the nature and extent of the release. 3. Subsequent to initial notification, the discharger shall provide updates to all Affected Persons, including any persons newly affected by a change in the boundary of the release, within 14 days of concluding there has been any material change in the nature or extent of the release. 4. Each time the discharger sends a notification to Affected Persons, the discharger shall provide the Board, within seven days of sending such notification, with both a copy of the notification and a current mailing list of Affected Persons. STANDARD CONDITIONS Supervision and Certification 1. All waste management units shall be designed and constructed under the direct supervision of a California registered civil engineer or a certified engineering geologist and shall be