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Table 4

Reuse purposes and service areas of WWTPs in the central city of Xi'an in 2020

No.WWTPAgriculture useIndustry useMunicipal useEcological use
WWTP1 – Northwestern suburb Lianhu District Hancheng, Labor, Lianhu, and Revolution Lake 
WWTP2 – Southwestern suburb Lianhu District City Moat, Taoyuan Lake, Zaohe River, and Kunming Lake 
WWTP3 Baqiao District Eastern suburb Xincheng and Baqiao District Chanhe and Bahe River 
WWTP4 – Northern and northwestern suburb Weiyang District Sports Lake, Caoyunming Trench, and Weiyang Lake 
WWTP5 – Northern suburb Xincheng, Baqiao, and Weiyang District Chanhe and Bahe River, Xingqing and Taiye Lake 
WWTP6 – Northwestern suburb Weiyang District Zaohe River 
WWTP7 Yanta District Southwestern suburb Beilin and Yanta District Fengwei Trench, Zaohe, and Taiping River 
WWTP9 –   Beilin and Yanta District Landscape replenishment, Zaohe and Juehe River, Tang Paradise and South Lake 
WWTP10 Weiyang District Northern suburb Weiyang District Weihe River 
10 WWTP11 –   Baqiao District Bahe River 
11 WWTP13 –   Baqiao District   
12 WWTP14 –   Beilin and Yanta District Tang Paradise and South Lake 
13 WWTP15 –   Road washing and gardening Landscape replenishment and Juehe River 
14 WWTP16 –   Gardening Fenghe and Taiping River 
15 WWTP-Chanba Baqiao District Eastern suburb Xincheng and Baqiao District Guangyun Lake and Bahe River 
No.WWTPAgriculture useIndustry useMunicipal useEcological use
WWTP1 – Northwestern suburb Lianhu District Hancheng, Labor, Lianhu, and Revolution Lake 
WWTP2 – Southwestern suburb Lianhu District City Moat, Taoyuan Lake, Zaohe River, and Kunming Lake 
WWTP3 Baqiao District Eastern suburb Xincheng and Baqiao District Chanhe and Bahe River 
WWTP4 – Northern and northwestern suburb Weiyang District Sports Lake, Caoyunming Trench, and Weiyang Lake 
WWTP5 – Northern suburb Xincheng, Baqiao, and Weiyang District Chanhe and Bahe River, Xingqing and Taiye Lake 
WWTP6 – Northwestern suburb Weiyang District Zaohe River 
WWTP7 Yanta District Southwestern suburb Beilin and Yanta District Fengwei Trench, Zaohe, and Taiping River 
WWTP9 –   Beilin and Yanta District Landscape replenishment, Zaohe and Juehe River, Tang Paradise and South Lake 
WWTP10 Weiyang District Northern suburb Weiyang District Weihe River 
10 WWTP11 –   Baqiao District Bahe River 
11 WWTP13 –   Baqiao District   
12 WWTP14 –   Beilin and Yanta District Tang Paradise and South Lake 
13 WWTP15 –   Road washing and gardening Landscape replenishment and Juehe River 
14 WWTP16 –   Gardening Fenghe and Taiping River 
15 WWTP-Chanba Baqiao District Eastern suburb Xincheng and Baqiao District Guangyun Lake and Bahe River 
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