What does PIS stand for?
PIS stands for "Perennial and Intermittent Streams"
How to abbreviate "Perennial and Intermittent Streams"?
"Perennial and Intermittent Streams" can be abbreviated as PIS
What is the meaning of PIS abbreviation?
The meaning of PIS abbreviation is "Perennial and Intermittent Streams"
What does PIS mean?
PIS as abbreviation means "Perennial and Intermittent Streams"
