Field Notes
Portable Conductivity Meters: How to Choose One for Field Water Monitoring in Canada
How to choose a portable conductivity meter for field water monitoring: range, probe design, temperature compensation and calibration, with the field instruments ERE carries compared.
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Chemical Pot Feeders: How Bypass Feeders Work and How to Size One for Closed-Loop Systems
How a chemical bypass pot feeder works, how to size the pot to your closed-loop volume, and the specs of ERE's 2- and 5-gallon Pot...
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Air Sparging vs. Bioventing Systems: In-Situ Remediation Equipment Compared
Air sparging injects air below the water table to volatilize dissolved contaminants; bioventing and biopile treatment supply oxygen above it to speed up biodegradation. Compare...
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HydraSleeve No-Purge Groundwater Samplers: How They Work and When to Use One
A HydraSleeve captures a discrete groundwater sample by being pulled upward through the target interval — no pump, no purge water, no power source. How...
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Munsell Soil Color Chart: A Field Guide for Canadian Site Assessments
How to read a Munsell soil color chart in the field — hue, value, chroma, and what soil color reveals for Phase II ESA logging....
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Bladder Pumps for Groundwater Sampling: A Selection Guide for Canada
Solinst bladder pumps rated to 1,000 ft — EPA/ASTM-compliant for VOC & PFAS sampling. Models, controllers. Quote from ERE.
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Grease Interceptors: Complete Sizing and Selection Guide for Canada
Grease interceptors for commercial kitchens — sizing by flow rate, National Plumbing Code requirements, and OlioSep specs. Get a sizing quote from ERE.
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Ekman Dredge vs. Snapper vs. Swing Sampler: A Sediment Grab Sampler Guide for Canada
Choosing between an Ekman dredge, Snapper, Swing Sampler, or a weighted bottom dredge comes down to bottom type and water flow. This guide compares all...
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Drive-Point Piezometers: A Low-Cost Alternative to Drilled Monitoring Wells
A drive-point piezometer installs by hammering or direct-pushing into shallow soil for a fraction of the cost of a drilled monitoring well. Compare the Solinst...
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