| Gangca County | |
| Postal Code Type: | Postal code |
| Postal Code: | 812300 |
| Area Code: | 0970 |
| Settlement Type: | County |
| Subdivision Type: | Country |
| Subdivision Name: | China |
| Subdivision Type1: | Province |
| Subdivision Name1: | Qinghai |
| Subdivision Type2: | Autonomous prefecture |
| Subdivision Name2: | Haibei |
| Subdivision Type3: | Township-level divisions |
| Seat Type: | County seat |
| Seat: | Shaliuhe |
| Area Total Km2: | 9575.91 |
| Population Total: | 40720 |
| Population As Of: | 2020 |
| Population Density Km2: | auto |
| Population Footnotes: | [1] |
| Pushpin Map: | Qinghai |
| Pushpin Label: | Gangca |
| Pushpin Map Caption: | Location in Qinghai |
| Coordinates: | 37.3167°N 109°W |
| Elevation M: | 3309 |
| Timezone: | China Standard |
| Utc Offset: | +8 |
| Wylie: | rkang tsha rdzong |
| Zwpy: | Gangca Zong |
| S: | 刚察县 |
| T: | 剛察縣 |
| P: | Gāngchá Xiàn |
| J: | gong1caat3 jyun2 |
| Order: | st |
Gangca County (;) is a county of northeastern Qinghai province, China, on the northern shore of Qinghai Lake. It is under the administration of Haibei Tibetan Autonomous Prefecture.
Gangca County is made up of 2 towns and 3 townships:
| Name | Simplified Chinese | Hanyu Pinyin | Tibetan | Wylie | Administrative division code | |
|---|---|---|---|---|---|---|
| Towns | ||||||
| Shaliuhe Town (Omqu Town) | Chinese: 沙柳河镇 | 632224100 | ||||
| Hairgi Town (Baigê Town, Ha'ergai Town) | Chinese: 哈尔盖镇 | 632224101 | ||||
| Townships | ||||||
| Ih Ulan Township (Yugar'omlung Township, Yikewulan Township) | Chinese: 伊克乌兰乡 | 632224200 | ||||
| Qonj Township (Kyoinkyi Township, Quanji Township) | Chinese: 泉吉乡 | 632224201 | ||||
| Jirmeng Township (Gyimoin Township, Ji'ermeng Township) | Chinese: 吉尔孟乡 | 632224202 | ||||
With an elevation of around 3300m (10,800feet), Gangca County has an alpine subarctic climate (Köppen Dwc), with long, very cold, dry, and sunny winters, and short, rainy, mild summers. Average low temperatures are below freezing from late September to mid May; however, due to the wide diurnal temperature variation, the average high is above freezing from March to November inclusive. Despite frequent rain during summer, when a majority of days sees rain, no month has less than 55% of possible sunshine; with monthly percent possible sunshine ranging from 56% in June to 83% in November, the county seat receives 3,012 hours of bright sunshine annually. The monthly 24-hour average temperature ranges from NaN°C in January to 10.9°C in July, while the annual mean is NaN°C. Over 80% of the annual precipitation of 379mm is delivered from June to September.