| 1 | Estimation of non-point source pollution loading on Tongguan section of the Yellow River; | |
| 2 | Guo Xianlu, male, was born in 1957 in Tongguan, Shaanxi. | |
| 3 | After 2 years operation of the Sanmenxia Reservoir, the elevation at Tongguan run sharply up. | |
| 4 | Results suggest that comprehensive measures should be taken to further lower Tongguan water level. | |
| 5 | This paper infers the raising reason of elevation at Tongguan by analyzing the variation before and after the construction of the Sanmenxia reservoir. |