University of California
Maintenance of Microirrigation Systems
Clogged emission devices
Citrus orchard snail blocking the distribution pattern from a microsprinkler Photo: L. Schwankl.
Completely clogged emitters are the easiest to detect, except in drip tape and SDI systems. If you know you have a clogging problem, see the section “I have a clogging problem and I want to solve it”.