Skip to Main Content
It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
Use Boolean logic to narrow, broaden, or refine the search results.
Search for two terms or phrases in the same document
Example: stormwater AND bioswale
Search for either term or phrase separately as well as together
Example: phosphorous-phosphate OR nitrogen-nitrate
Remove the search term or phrase from the results
Example: math union NOT labor
Phrase searching (using quotations around phrases or titles)
"stormwater quality conditions"
"Water Filtration Practices : Including Slow Sand Filters And Precoat Filtration"
Truncation: Search for variations in a word by using an asterisk
Parenthesis: Grouping key search terms/phrases
drinking water AND (law OR policy OR regulation)
water filt* AND (e. coli OR
Example Search Strings
drinking water AND membrane AND filt* AND (e. coli OR "escherichia coli")
drinking water AND membrane AND filt* AND heavy metal
water quality AND (law OR policy OR regulation)