Physical Parameters AssessmentInvestigator Name(s): Darrl Kuhns Class Collection Date & Time: Friday, April 21, 2017 - 10:00amSchool: Edmunds Middle SchoolWatershed: Lake Champlain Direct & Grand Isle BasinsRiver: Potash Brook (Lake Champlain Direct Flow)Monitoring Site: East Woods Do you see any pipes entering into the river?: NoIs there a water treatment plant upstream?: NoCanopy Cover: 76-100%Water Appearance: MilkyTea-coloredMuddyWater Odor: OdorlessAverage Embeddedness: 51-75%Average Velocity: 25.08m/sExact LocationLatitude: 44.45Longitude: -73.20WeatherPresent: OvercastPast 48 Hours: Clear/SunnyOvercastShowersAverage Transparency/Turbidity No Impact: >60 cm - 17cm = 0-50 ntu Possible Impact: 17 - 8cm = 65-150 ntu Impacted: 8 - < 6 cm = >150 ntu Height of Water Column: 29.50cmTurbidity: 24.00NTU Stream Habitat AssessmentStreambed CoverRock ledges: 0Submerged logs, stumps, or tree roots: 0Large rocks: 0Artificial objects: 0Other: 0Stream Habitat Quality ScoreCalculated by adding all of the points from the above fields. 18-22 (Excellent) 11-17 (Good) 6-10 (Fair) 0-5 (Poor)Stream Habitat Quality Score for This Report: 0 Biological AssessmentPT Group 1 (Intolerant)# of Taxa: 0PT Group 2 (Moderately Intolerant)# of Taxa: 0PT Group 3 (Fairly Tolerant)# of Taxa: 0PT Group 4 (Very Tolerant)# of Taxa: 0Pollution Tolerance Index RatingCalculated as follows: 4*(# of Taxa in PT Group 1) + 3*(# of Taxa in PT Group 2) + 2*(# of Taxa in PT Group 3) + 1*(# of Taxa in PT Group 4) 23+ (Excellent) 17-22 (Good) 11-16 (Fair) 0-10 (Poor) PTI Rating for This Report: 0.00