Hydrology articles, editorials and views from the field
-
Effective Groundwater Monitoring Using Dedicated Pumping Tubes
This article describes a groundwater monitoring procedure that does not require decontamination of pumping equipment, eliminates the chance of cross contamination between wells, and uses a surface pump.Two surface pumps are described, one for water level depths less than 25 feet and one for water level depths greater than 25 feet. â— Install Dedicated Pumping Tubes A dedicated pumping tub...
-
Constant Rate Aquifer Tests Using Wellhead Mounted Pumps
This article describes how to conduct drawdown and buildup tests for the determination of aquifer transmissivity using surface pumps whose design permits the flow rate to be precisely controlled. O...
-
Eight-Well Groundwater Purging and Sampling Record
Page two of this article is a groundwater well purging and sampling form that can be used to record indicator parameters pH, conductivity, temperature, etc., taken during purging of a ground...
-
Low Flow Groundwater Sampling Using Rotapump Inertial Lift Pump
This article tells you how to perform low flow groundwater sampling using a portable, surface-mounted pump with no decontamination required before each use and no chance of cross contamination betw...
-
Are Lead-Filled Clouds Altering Precipitation?
Get the Lead Out We"ve all heard of lead balloons, but now there are also lead clouds ... and these lead clouds are going over about as well as lead...
-
The Alarming Forecast for Freshwater
The Looming Water Shortage A quiet but daunting water crisis has already begun around the globe, according to water experts Mike Hightower and Suzan...
-
Dehydrated Mountains, Dehydrated People: A Century of Snowpack Decline
Slipping and Sliding Away By the year 2100, the Andes in South America will have less than half their current winter snowpack, mountain ranges in Eu...
-
Polluted Snow Hastens Runoff on the Cascade & Rocky Mountains
Soot Melts Snow and Creates Chaotic Chain Reaction Soot from pollution causes winter snow to repeatedly warm and shrink.This continuous cycle sends snowm...
-
In Hydrology, It All Begins with the Tech
American Institute of Hydrology (AIH) In 2007 the AIH in Carbondale, Illinois, rolled out its new certification program for hydrologic technicians throughout the US and a...