Gega Engineers ＆ Consultants Co., LTD. assisted the Environmental Protection Bureau of Chiayi City Government (hereinafter referred to as “EPB”) in implementing the "2021 Chiayi City Water Pollution Source Inspection and Water Pollution Fee Collection Checking Plan as well as South District Water Pollution Emergency Response Plan, Water Pollution Prevention Permit Review, Water Saving and Pollution Reduction Promotion Plan" (hereinafter referred to as “the Plan”). Period of execution from February 01 to December 31, 2021, funds cost 7.7million NT Dollars. The environmental background information and water quality monitoring in connection with Chiayi City river basin (Pachang River, Niuchou River) are used through relative relationship between scientific analysis of environmental geography and water quality data management to execute river pollution prevention and scientific inspection of river basin in the area under administration, and aims at improved vision planning in Chiayi City river basin (Niuchou River, Pachang River) water quality to propose relevant strategies and suggestions. The statistical period of this report starts from February 1, to November 30, 2021. The work content and implementation results are summarized as follows. 1. Water Pollution Source Inspection and Water Pollution Fee Collection Checking as well as South District Water Pollution Emergency Response Plan: (1) Inspection and sampling for water pollution monitoring enterprises 220 water pollution monitoring enterprises out of 311 enterprise-time on patrol were completed, regarding the progress for 227 case-time general items of receiving water inspection and sampling was 115.8%, and the progress for 148 case-time heavy metal items was 102.8%; the inspection results showed that 5 case-time failed to meet the receiving water standard, in which 2 were hot zone water pollution enterprises. (2) Function evaluation of wastewater treatment facilities in water pollution monitoring enterprise Based on the inspection of punishment records and abnormal application materials, two water pollution monitoring enterprises were selected for functional evaluation, and the preliminary evaluation was completed in May, PhD Chang, Wei-Ching was invited for re-evaluation in August, negotiation meeting was held in October and enterprises were asked to submit improvement plans based on the evaluation results at the meeting. (3) In-depth checking of water pollution monitoring enterprises PhD Chang, Wei-Ching was invited to complete in-depth checking for two wastewater treatment facilities of water pollution monitoring enterprises, and improvements were recommended to enable operators to operate under permitted conditions and maintain wastewater treatment efficiency, in which checking result of one enterprise involved changes in permits and the operator was required to apply as soon as possible. (4) Water quality instrument scientific inspection Water quality instruments were used to monitor the water bodies of five enterprises with high pollution potential or suspected by-pass discharge, showing no abnormal discharge. Continuous monitoring equipment will be kept using to assist in the detection of illegal discharge, so as to effectively reduce the burden of human resources and combat environmental crimes. (5) Unknown pipeline or hidden pipe inspection, closure and removal A total of four unidentified pipelines were seized and have been asked to remove or close the pipelines. (6) Water pollution fee collection checking Declaration of payment has begun on July 1, 2021. This year, due to the pandemic, the EPA extended the deadline to complete the declaration of payment before October 31, 2021. Statistics of payment shall be made after the expiry of the payment period (7) Water environment patrol team guidance and promotion 1 leadership meeting, 2 educational raining and river clean-up activities have been held and the 2nd session of leadership meeting will be held on November. “Year end awards and appreciation dinner activities” will be held after then. (8) Field investigation and current situation analysis of livestock industry The plan for 3 livestock farms that use biogas slurry ＆ biogas residue from livestock manure as fertilizer constituents for the farmland has been passed in the area under administration. Irrigation amount of Chintsung Livestock Farm in Q1-3 has reached 84 metric tons and Minghsiu Livestock Farm 206.8 metric tons. Due to the construction of the farm, Chiayi University has not been able to irrigate it temporarily. The school has been informed that the experimental farm in the adjacent plot can be irrigated first, so far only irrigation of 10 metric tons. (9)Water pollution emergency response Huang, Huei-Yuan, Assistant Professor of Department of Safety Health and Environmental Engineering of Yunlin University of Science ＆ Technology and Yang, Chung-Hsing, manager of Weiwu Enterprise Co., Ltd. were invited on October 12 aiming at south district emergency response members to conduct online conference “Leakage of different oil types and their pollution phenomena, leakage of toxic chemicals, the influence of climate on pollution diffusion and other water pollution emergencies” and “Principle and introduction to oil pollution sources and decontamination skills and strain equipment”. 2. Water pollution prevention permit review, water saving and pollution reduction promotion plan: (1) To assist in the review of application for business water pollution sources permit It includes 20 case-time of discharge permit review, 1 case-time of water pollution prevention and control measure plan review, 29 case-time of runoff wastewater reduction plan review, 2 case-time of storage permit review and 1 case-time of waste (sewage) water management plan review. There were 1 reapplication, 34 new applications, 14 changes, and 4 extensions and changes. The average number of days for each review was 9 days. (2) Domestic sewage reduction promotion activities On April 17, a water saving and pollution reduction activity was held in coordination with the life experience promotion activity of "Peihsianghu Park Hiking and Ecological Guided Tour" at the Square of Peihsianghu Park, West District of Chiayi City. The number of participants in the first session was 70. To celebrate World Rivers Day on September 26, a "Watch videos, Answer questions and Give gifts" campaign was organized through EPB Facebook. The participation in the Facebook campaign reached 6,193 people, with 872 comments and 687 public shares. (3) Supervise the regular cleaning of septic tanks Supervise and urge the authorities in the area under administration, school buildings sewage treatment facilities and septic tanks to clean up regularly, 22 units have been cleared in total 415 metric tons of water and fertilizer. (4) Supervise community sewer to start operation Total of 26 community sewers have been completely checked in the area under administration, which 100% start the operating.

Water pollution, Water pollution fee, Biogas slurry