An Emriver out, Em4 design/build, more spring.

An Emriver out, Em4 design/build, more spring.

Jessie and I cranked on Em4 pump testing, electronics, flow measurement, and the dye injection system. We are getting some hard lessons in hydraulics. The piped and centrifugal pump version has important differences from the open-channel kind I know well. Today it was...

Emriver endorsement from Vermont.

Emriver endorsement from Vermont.

We had a great call from Vermont today. We sold an Emriver model to a high school there last year. Seems this model is permanently set up and has been running nearly every day, all day. The students love it. The teacher who called was worried that the pump might wear...

Emriver to NY State, the Em4 takes shape.

Emriver to NY State, the Em4 takes shape.

Jesse and I worked on the Em4’s control cart today. It’ll hold the main pump, flowmeters, valves, UV sterilizer, and a few other things. Still a big pile of expensive hardware, but soon it’ll be a very nice instrument. Jesse has done a great job on...

An amazing Friday.

An amazing Friday.

In the last six months of running LRRD I’ve learned to endure dark days. Like yesterday, a day of researching pumps. Yes, pump research. How many amps? How many liters/hour in a gallon/minute? I spent four hours correcting, and then explaining to other people, a...

Emriver world domination, local flooding.

Emriver world domination, local flooding.

We just shipped two Emriver models to Minnesota, and are prepping two for Anchorage, and will likely ship a third to New York State next week. The challenges of shipping to Alaska make us wonder about satisfying our international inquiries. Carbondale is underwater....