good level on guage is anything (within reason) above 19 on guage. At 23 class III - IV Big water with big waves and holes. All easy to see and move around About 20 good rapids. Most are gravel bars spilling into pools or sharp turns against cliffs. La puertas, los dados, Most take out at paso limon. second swinging bridge. first rapids down to apazapan are long solid class III rock gardens. obvious rapids. good surfing. warm water. a little dirty. big rapid with hole in middle half click before banos carrizal. If you take out here you should pay for entrance to pools. otherwise continue down to low head dam and take out there. alt put-in/ take-out at Apazapan. Short 5 km down from Jal. with five good rapids. good level 1 int. run from apazapan to paso limon. shuttle is through apazapan up hill to chauhaupan then to emiliano zap. or carrizal right down to banos c. about 20 miles but bad road in parts.\n