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Investigation and Verification of Soil and Groundwater Pollution of Kaohsiung City in 2020

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This project was contracted by the Environmental Protection Bureau of Kaohsiung City Government (Kaohsiung EPB) to control the soil and groundwater contamination in Kaohsiung. The scope of this project was to investigate and identify the soil and groundwater contamination in Kaohsiung, prevent the expansion of any contamination, and to conduct oversight and verification of gas station standard operating procedures. All of the work specified in the contract has been completed. In accordance with the contract, starting from February 2020, we reconstructed the soil and groundwater contamination webpage of Kaohsiung EPB and updated on the 5th of each month, so that the public can regularly receive new information and understand the effectiveness of the work performed. In addition, we continuously updated project content in the soil and groundwater information management system to reflect the status of every monitored site. In overseeing ongoing decontamination programs and verifying completed decontamination programs, we completed 337 sets of soil sampling and 98 groundwater sampling, as well as 125 additional groundwater samples for volatile organic compounds, semi-volatile organic compounds, heavy metals or TPH. In addition, 75 groundwater samples for analysis of general items. All of the emergency response plans cost totally 102.215 million dollars. During this calendar year, we completed 23 site contamination investigations, 9 site contamination verifications,and 4 sites regular monitor. During this year, we inspected the external appearance of 531 groundwater monitoring wells; any minor defects were immediately corrected on-site after the inspection. 260 wells with external damage were repaired. 25 wells had structural damage and were also repaired. Well condition assessment was performed on 100 wells. 51 standard monitoring wells were rebuilt. 8 standard monitoring wells were eliminated foreign substance. 21 standard monitoring wells were found unusable and removed from the monitoring list. 66 temporary wells were installed and 12 temporary wells were abrogated. 10 standard monitoring wells were installed. We hired a registered, qualified lawyer with the relevant expertise to provide legal consulting services in six cases. 5 meetings in soil and groundwater pollution and remediation issues were held for EPB personnel. 5 regulatory guidance meetings were also held to the polluter of contaminate sites, gas station owners, elementary school students, elementary school teachers about legally mandated soil and groundwater remediation practices. In addition, we helped handle the 20th anniversary of the Soil and Groundwater Pollution and Remediation Law, and handled 4 picture book storytelling. We inspected all sites once every two month at least and assisted in the review of the various contaminated sites report, and provided a total of 145 review comments. We assisted the gas stations with their quarterly reporting, achieving a reporting rate of 100 % for the third season of 2019 and the firs, second seasons of 2020, and also assisted in the review of 7 gas station equipment plans or completion reports. We completed 33 gas station inspections, and detected soil vapor monitoring well and cathodic protection at 31 gas stations. We also in progressed to the improvement reviewing of deficiency gas stations by Environmental Protection Agency. We assisted with 7 work review conferences, 38 soil and groundwater contaminated sites improvements initiative committees.
Keyword
Soil, Groundwater, Gas station
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