European Project for web-assisted Environmental Education
  freeyourriver Gustav-Heinemann-Realschule OUR EXPLORATION OF THE RIVER Checklist   WATER QUALITY


WATER QUALITY

This form can only be filled in by teachers and students of this school who are logged in.

Date of check *
Give a title to this check *

Click here to read more background information to this chapter of the checklist.

BASIC PARAMETERS
1. pH: pH-units
  (insert average from on-field data)
pH < 6.5
pH between 6.5 and 8.5
pH > 8.5
2.a Dissolved oxygen: mgO2/L
  (insert average from on-field data)
2.b Dissolved oxygen: % of O2 saturation at the sampling temperature
Out of range 80 - 120 % O2
Between 80 and 120 % of O2
Near 100 % of O2
3. Nitrate: mg NO3-/L
  (insert average from on-field data)
< 5.0 mg/L NO3-
5.0 - 15.0 mg/L NO3-
> 15.0 mg/L NO3-
4. Phosphate: mg PO43-/L
  (insert average from on-field data)
< 0.3 mg/L PO43-
0.3 – 1.0 mg/L PO43-
> 1.0 mg/L PO43-
5. Transparency: cm
  (insert average from on-field data)
> 70 cm
20 – 70 cm
< 20 cm
OPTIONAL PARAMETERS
6. Biological Oxygen Demand (BOD5): mgO2/L
  (insert average from on-field data)
< 3 mg/L O2
3 - 10 mg/L O2
> 10 mg/L O2
7. Fecal coliforms: UFC/100 mL
  (insert average from on-field data)
< 20 UFC/100 mL
20 - 200 UFC/100 mL
> 200 UFC/100 mL
Notes about the collection of data
and first assessement of the results *