StreamWatch Assessment Details at EMS_Brook
General Information

Investigator #1 Rita Papagian (The Watershed Institute)
Investigator #2 None
Assessment Date May 4, 2026
Assessment Time 11:15 a.m.
Assessment Type(s) StreamWatch Schools

Weather Condition and Visual Assessment

Current Weather Sunny
Time Since Last Rain or Snowmelt 24-48 hours ago
Water Color Clear
Water Odor Normal
Water Odor Other Description N/A
Turbidity Unknown
Water Movement Moderate/Ripples
Surface Coating None
Aquatic Vegetation Amount Scarce
Aquatic Vegetation Type Floating
Algae Amount Moderate
Algae Type Biofilm, Filamentous

Simple Habitat Assessment

Woody Debris Amount Moderate
Woody Debris Type Free-floating
Tree Canopy Closed (75%-100%)
Land Use Characteristics Residential, Natural

Chemical Assessment Measurement(s)

Air Temperature (°C) Unknown
Water Temperature (°C) 25.0
Nitrate Nitrogen (ppm) 2.0
Phosphates (ppm) 3.0
pH 7.5
Turbidity (JTU) Unknown
Dissolved Oxygen (ppm) 9.0
Salinity (ppt) 6.0


Macroinvertebrates


Plecoptera (Stoneflies) Unknown
Ephemeroptera (Mayflies) Unknown
Trichoptera (Non-net-spinning caddisflies) Unknown
Megaloptera (Dobsonflies, fishflies, and alderflies) Unknown
Elmidae (Riffle beetles larvae/adults) Unknown
Psephenidae (Water pennies) Unknown
Prosobranchia (Right-handed/gilled snails) Unknown
Athericidae (Aquatic snipe flies) Unknown
Zygoptera (Damselflies) Unknown
Anisoptera (Dragonflies) Unknown
Isopoda (Aquatic sow bugs) Unknown
Amphipoda (Scuds) 10
Tipulidae (Crane flies) Unknown
Bivalvia (Clams/mussels) Unknown
Decapoda (Crayfish) Unknown
Hydropsychidae (Net-spinning caddisflies) Unknown
Chironomidae (Midges) 9
Simuliidae (Black flies) Unknown
Turbellaria (planarians) Unknown
Hirudinea (leeches) Unknown
Archaeopulmonata (Left-handed/lunged snails) Unknown
Oligochaeta (Aquatic worms) Unknown
Syrphidae (Rat-tailed maggots) Unknown

Midge were found in larval stage.

Site Photo(s)


General Comments and Site Observations

data is averaged from 2 sampling groups.