As a result of new recommendations and guidelines prepared by the Swedish Environmental Protection board (SNV), the emphases of current and future monitoring programs have changed. However, little attention has been focused on nonpoint sources of water pollution in considering alternative designs. This is important because monitoring programs to detect the respective impacts from point […]
Författare
LORIN E. REINELT, REINHOLD CASTENSSON, and RICHARD R. HORNER
Nyckelord (Keyword)
monitoring design, universal soil loss equation, station location, sample frequency, river basin analysis, choice of parameters
Årgång
1987
Nummer
3
Utgåva
A sufficient coagulant dose is essential in order to obtain chemically treated humic surface water of satisfactory quality. But it is bad economy to apply too high a dosage just to be on the safe side. Studies at water treatment plants with large variations in the raw water humic content have shown that efficient supervision […]
Författare
CLAES HERNEBRING
Nyckelord (Keyword)
coagulation, aquatic humus
Årgång
1987
Nummer
3
Utgåva
The relationship between total aluminium concentration and acidity was studied in water from 14 forest brooks. From the individual brook between 10 and 26 water samples were taken distributed over different parts of one to four consecutive years. All samples were taken during the period 1982-1986. For the whole material pH varied between 4.1 and […]
Författare
HANS-ÖRJAN NOHRSTEDT
Nyckelord (Keyword)
aluminium, pH, sulphate, water runoff
Årgång
1987
Nummer
3
Utgåva
The mobile septage dewatering trucks are a new alternative to the more common practice for septage handling. The greatest advantage of the system is that the septage is treated at the point of production to the degree that it can be delivered directly to local farmers. Two systems are evaluated; Hamstern by the Mattsson Group […]
Författare
BJARNE PAULSRUD and ARILD S. EIKUM
Nyckelord (Keyword)
dewatering, cost, Hamstern, MOOS KSA
Årgång
1987
Nummer
3
Utgåva