Đánh giá hiện trạng môi trường nước sông Lô đoạn chảy qua địa bàn thành phố Tuyên Quang và đề xuất giải pháp nâng cao chất lượng (Khóa luận tốt nghiệp)

1

:

: Chính quy
Chuyên ngành
Khoa
: 2011 2015


1

:

: Chính quy
Chuyên ngành
Khoa
: 2011 2015

5


i

Thái Nguyên, ngày 20 tháng 12
Sinh viên


ii

....................................................11

............................................................13
................................21
...........................................................24

................................................................................................28
............................33
............................35
............................36

...........................................................................44

.....................................................................................47


iii

HÌNH

..........................................................................16
.................................................................18
qua
2014 ..........................................37

2014....................................38

2014 ...........................39
5

2014 ...........................40

2014....................................41
Hìn
2014....................................42


iv

STT
1

BTNMT

2

BVMT

3

BOD

4

CCN

5

COD

6

DO

7

KCN

8

LVS

9

MNP/1000ml

10
11

NM
PP

12

QT&BVMT

13

QCCP

14

QCVN

15

TCVN

16

TP

17

TN&MT

18

TSS

19

UBND

20

WHO

ng 100 ml)

n
World Health Organization

v

.

.....................................................................................................1
............................................................................................................1
...............................................................................................2
...............................................................................................2
................................................................................................3
................................................................3
...............................................................................................3

.

U ...........................................................................4
....................................................................................4
....................................................................................................4
.....................................................................................................5
................................................................................................11

Tuyên Quang .............................................................................................................20
...........................................................................20
.

............23
......................................................................23
......................................................................23
.......................................................................23

.......................................................................23
..........................................................................................23
....................................................................................23
........................23

3.4.2.

..........................24
...........................................................26

3.4.4.

...................................................................26

3.4.5.

.................................................................................26
.

...........................................27
-

.....................27


vi

...........................................................................................27
-

................................................................................30
-

.................................32

- 2014............................................................................................33
........33
.......................................................................................................36
2014 ...................................................................................37
............................................................................................43
.......................................................................................43
................................................................................................46
..................................................................................48
..................................................................................49
............................................................................................50
..............................................................................................50
..............................................................................................52
.

.....................................................................55
..............................................................................................................55
.............................................................................................................55


vii


1

Tuyên Qu

-

2

180 km

-

-

- 3m.


2

-

-

yên Quang.

-

-

-


3

1.

-

g.

-

-

-

-


4

và

-

14 ngày 23/06/2015.
17/2012/QH13

-

-

n
-

-

-

-

-

- CP ngày 09/08/2006

-

-


5

-

- CP ngày 18

-

-

-

-

-

-

-

341/

-

.
- TCVN 5942-

tiêu c

-

.

- QCVN 38:2011/BTN
- QCVN 40:

.

Theo k

14 [6


6

14 [6
;

8

14 [6]:
quy

-

4].
-

3].
-T
6

14 [6]: Tiêu
là

5

14 [6]: Quy
n


7

-

QCVN 08:2008/BTNMT )[7]
20

2014 [6]:
,

-

o

C.
-105oC.
-

Tú, 2012) [20].
-


8

pH = 420].
+

-

2

2

trong không khí,
2

Tú,2012)[20].
+

mg O2/L
2,

, SO42-, PO43-

3

.

2/L.

-240 mg O2/L.
5

2012) [20].

CO32-


9

+

k

2
2Cr2O7

4

2-

, NO2-, Fe2+

20].
-

2

, NO3-, NH4-, PO43-

+ Nitrit (NO2+ Nitrat (NO3+ Amoni (NH4+)

+ Photphat (PO43-

3-

-

3PO4):

polyphosphate (Na5P3O10
20].
+ Col

10

,

20].
-


11

Các

hico, 2002) [16].

2
3
3
3

3

Sông

(* 1012 m3)
125
104
1,25
67

8350
29200
37800
13
1320000
1360000
7]

(%)
0,009
0,008
0,0001
0,005
0,61
2,14
2,8
0,001
97,3
100

,


12

3
3

ng cho
,

,

3

m3

[1].
Ch


13

1].

TT

Sông

1

+++

+

+

2

++

+

+

3

+++

+

+

4

+

++

+++

+

-

-

6

+

-

-

7

++

++

++

+

++

++

++

+

-

5

8

Nitrat hoá

Axit hoá

9

(Ghi chú

-

85-


14

10].

à tình hình này

2009) [15].

phong phú, có

con
)[11]. Tám

-

- Thái Bình,

15

Vu Gia -

ông

26.200 m3

3

3

2].

3
3

m3
3

2].


16

2

s
3

A1

5

Nguyên