Cikawalon River is an important river at Dayeuhluhur, Cilacap Regency, Central Java in Java Island, Indonesia, about 220 km southeast of the capital Jakarta.

Ngarumat Lembur ("caring for hometown"), at its fourth volume, was held in December 2012, took advantage of the moment of National Tree Planting Day every November to hold tree planting.

Tree planting since 2010 has been carried out in seven villages, namely Datar, Hanum, Panulisan Barat, Panulisan Timur, Bingkeng, Ciwalen, and Cijeruk, targeting critical lands in the Cikawalon River, Singaraja, Cidayeuh, Cibeet and Cijolang which crosses Dayeuhluhur.

The road to the waterfall was repaired through the first volume of the Ngarumat Lembur program on March 16, 2010, so that the previous track was only stretched and could be entered by four-wheeled vehicles.

The warmest month is October, when the average temperature is around 22 °C, and the coldest is August, at 20 °C.