Sampling & Groundwater
This flow rate range is considered “low flow” during groundwater sampling.
What is 100–500 milliliters per minute?
PID stands for this.
What is a Photoionization Detector?
This is the preservative commonly used for metals analysis.
What is nitric acid?
EPCRA stands for this federal act.
What is the Emergency Planning and Community Right-to-Know Act?
This type of sound is made by an oil-water interface probe when it touches oil.
What is a steady beep?
Three consecutive groundwater measurements of specific conductivity must fall within this percentage to be considered stable.
What is plus or minus 3%?
These are the calibration parameters for a YSI meter.
What are conductivity, pH, dissolved oxygen, ORP, and turbidity?
These are the colors associated with pH calibration standards 4, 7, and 10.
What are red, yellow, and blue?
NAVFAC stands for this organization.
What is Naval Facilities Engineering Systems Command?
In the “Triangle of Agreement,” these three items must always match.
What are the Chain of Custody, sample labels, and field book?
If 129 groundwater samples are collected, this many duplicate samples should also be collected.
What is 13 duplicate samples?
This organization’s name is represented by the initials YSI.
What is Yellow Springs Incorporated?
ORP stands for this scientific term.
What is Oxidation Reduction Potential?
The American Red Cross recommends this many chest compressions per minute during CPR.
What is 100–120 compressions per minute?
Bluestone gets its name from this West Virginia location.
What is Bluestone State Park?
This groundwater sample bottle should always be collected first out of PAHs, VOCs, and Metals.
What are VOCs?
This is the maximum rated depth for a Geotech Peristaltic Pump at sea level.
What is 27 feet?
This is the average laboratory hold time for preserved VOC samples.
What is 14 days?
This EPCRA reporting requirement tracks toxic chemical releases and pollution prevention activities.
What is TRI reporting?
This tool is commonly used to collect shallow soil samples by hand.
What is a hand auger?
This analysis simulates landfill conditions to determine whether chemicals could leach into groundwater.
What is TCLP analysis?
This voltage lamp is most commonly supplied with a PID.
What is 10.6 electron volts?
NTU stands for this turbidity measurement unit.
What is Nephelometric Turbidity Units?
You should never allow a Summa canister to reach this pressure.
What is ambient pressure or 0.0 inches of mercury?
This QA/QC sample checks for contamination introduced during sample transport.
What is a trip blank?