At 16:00 on September 20, the water level at Poyang Lake Xingzi Station fell 12 meters below the dry water level line. Since September 8, the water level in Poyang Lake has continued to drop rapidly. As of 8 o'clock on September 22, the water level at Xingzi Station dropped from 15.55 meters to 11.29 meters, falling 4.26 meters in 14 days. Since September 16, the water level has dropped particularly sharply. By 8:00 p.m. on the 22nd, the water level at Xingzi Station had dropped from 13.76 meters to 11.29 meters in 6 days, with a daily drop of more than 0.4 meters, a cumulative drop of 2.47 meters, setting the record for the fastest daily decline of more than 0.4 meters for 5 consecutive days, 1.28 meters for 3 days, 1.68 meters for 4 days, 2.09 meters for 5 days, and 2.47 meters for 6 days. Over the same period, the lake area's water surface shrank by an average of 160 square kilometers per day. Intensive declines and record breaks are rare.

At 16:00 on September 20, the water level at Poyang Lake Xingzi Station fell 12 meters below the dry water level line. Since September 8, the water level in Poyang Lake has continued to drop rapidly. As of 8 o'clock on September 22, the water level at Xingzi Station dropped from 15.55 meters to 11.29 meters, falling 4.26 meters in 14 days. Since September 16, the water level has dropped particularly sharply. By 8:00 p.m. on the 22nd, the water level at Xingzi Station had dropped from 13.76 meters to 11.29 meters in 6 days, with a daily drop of more than 0.4 meters, a cumulative drop of 2.47 meters, setting the record for the fastest daily decline of more than 0.4 meters for 5 consecutive days, 1.28 meters for 3 days, 1.68 meters for 4 days, 2.09 meters for 5 days, and 2.47 meters for 6 days. Over the same period, the lake area's water surface shrank by an average of 160 square kilometers per day. Intensive declines and record breaks are rare.