The document discusses methods for maintaining beaches in Torredembarra, Spain. It analyzes water quality at two beaches, Paella Beach and Barri Maritim Beach, from 2000 to 2008. Charts show levels of Esterococcus intestinalis, an indicator of fecal contamination, remained low at both beaches. Tables rate the water quality as excellent and visual aspects of the water and sand as quite good or very good throughout this period.

1. IES Torredembarra
Marta Velasco Osuna, Marina Riudeubas Batet
Tania Sieres López, Tomàs Riva Núñez

2. The methods to keep the beaches

4. The embarkation

5. GLOBAL GRAFIC

7. The quality of sea water

9. The sea water of Torredembarra
Paella Beach
16
Esterococus intestinal (100ufc/100ml)
14
12
10
8
6
4
2
0
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
Week

10. Barri Marítim Beach
16
Esterococus intestinal (100ufc/100ml)
14
12
10
8
6
4
2
0
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
Week

11. Week control Quality of the water
1 Excellent
2 Excellent
3 Excellent
4 Excellent
5 Excellent
6 Excellent
7 Excellent
8 Excellent
9 Excellent
10 Excellent
11 Excellent
12 Excellent
13 Excellent
14 Excellent
15 Excellent
16 Excellent
17 Excellent

12. Years Visual aspect of H2O
2000 Very Good
2001 Very Good
2002 Very Good
2003 Very Good
2004 Very Good
2005 Very Good
2006 Very Good
2007 Very Good
2008 Very Good

13. Years Visual aspect of the sand
2000 Quite good
2001 Quite good
2002 Quite good
2003 Quite good
2004 Quite good
2005 Quite good
2006 Very good
2007 Very good
2008 Quite good