Cascades Storage - Fourth Quarter 2003/2004

Overview

Summary

Where does my water come from?

What is the quality of my water?

Water Quality Data

Water Quantity Data

Literature Review

Catchment Issues

Glossary

Frequently Asked Questions

Community Language Information

-> Quarterly Water Quality Reports -> Fourth Quarter 2003/2004 -> Water Quality Data
Quarterly Results Annual Results

QUARTERLY

CASCADES (Raw Water) 1 April 2004 to 30 June 2004
		MICROBIOLOGICAL			PHYSICAL / CHEMICAL
		*E. coli*	*Giardia*	*Crypto*	turbidity	dissolved oxygen	True colour	Phosphorus	Nitrogen	Chlorophyll a	Iron	aluminium	Manganese
		Orgs /100mL	cysts /100L	oocysts /100L	(NTU)	(mg/L)	HU	(µg/L)	(µg/L)	(µg/L)	(µg/L)	(µg/L)	(µg/L)
	Reference levels*	**	**	**	**	>6	**	5-50	100-500	2-10	<1000	<100	**
Top Cascade wall DTC 1	No. of results	6	0	0	6	40	6	6	6	3	6	6	6
	Minimum	2	.	.	0.9	6.6	2	7	260	3.6	38	10	10
	Average	-	-	-	1.1	8.3	4	8	297	5.1	46	11	18
	Maximum	9	.	.	1.3	9.3	6	9	320	6.6	59	16	37

* Australian Water Quality Guidelines for Fresh and Marine Waters, ANZECC, 1992.

** no guideline set for Raw Water

ANNUAL

CASCADES (Raw Water) 1 July 2003 to 30 June 2004
		MICROBIOLOGICAL			PHYSICAL / CHEMICAL
		*E. coli*	*Giardia*	*Crypto*	turbidity	dissolved oxygen	True colour	Phosphorus	Nitrogen	Chlorophyll a	Iron	aluminium	Manganese
		Orgs /100mL	cysts /100L	oocysts /100L	(NTU)	(mg/L)	HU	(µg/L)	(µg/L)	(µg/L)	(µg/L)	(µg/L)	(µg/L)
	Reference levels*	**	**	**	**	>6	**	5-50	100-500	2-10	<1000	<100	**
Top Cascade wall DTC 1	No. of results	26	0	0	25	218	26	26	26	13	26	26	26
	Minimum	0	.	.	0.9	6.2	2	6	260	3.3	30	10	6
	Average	-	-	-	1.4	8.3	5	8	322	5.0	68	22	17
	Maximum	24	.	.	2.8	11.5	8	9	400	8.1	145	53	37

* Australian Water Quality Guidelines for Fresh and Marine Waters, ANZECC, 1992.

** no guideline set for Raw Water