[The net austral Fujian]
In small gain of government of ministry of electric zoology environment was opposite new network now on June 13 executive circumstance of action of punish of black smelly water has exposure, hubei Wuhan, guangdong Dongguan, Guangzhou, Shenzhen, lake of Anhui overgrown with weeds, problem of area existence environment waits rather south Guangxi. Among them, hubei saves yellow Xiao Heming canal put in black smelly phenomenon; City of Guangdong province Dongguan east city yellow Sha He is the same as sand paragraph cut controlling a source corrupt still half-baked, rubbish clears the problem is serious; Guangdong saves river of Guangzhou city big hill to be put in black smelly phenomenon; Black smelly punish waits for river of Shenzhen city sanded well urgently carry fast synergism; Lu Mingqu puts harbor of city of lake of overgrown with weeds of the Anhui province in cut controlling a source corrupt problem; Rubbish of existence of strong river of Nanning city kiosk is not seasonable clear carry, cut controlling a source corrupt do not reach the designated position.
Particular case is as follows:
Hubei province Wuhan is checked along with state superintend and director group
Hubei saves yellow Xiao Heming canal put in black smelly phenomenon
Yellow Xiao Heming of area of Hubei province river bank canal put in black smelly phenomenon. Yellow Xiao Heming canal be located in area of Wuhan city river bank, bank of north of the Yangtse River, full-length 5.4 kilometers, bridge of railway of the lake after result, along golden bridge highway,
In May 8-22 day, superintend and director checks the group is right yellow Xiao Heming of area of Hubei province river bank canal when undertaking the spot checks, discover the issue is as follows:
One, rubbish clears problem: 1, yellow Xiao Heming canal full-length 5.4 kilometers, classics statistic, when be being checked that day, discover the area is more than 5m2 floater in all 7 place, among them bright canal canal head to steel dam brake floater of successive black lump exists on Duan He face, water system presents dark black and accompany stimulating odour, water quality is poorer. On May 10, the 10th superintend and director checks group of personnel that monitor to be opposite yellow Xiao Heming canal undertook water quality sampling monitor, in all sampling 2; Via monitoring, yellow Xiao Heming canal water quality is spend system of black smelly water gently, main index exceeding bid is ammoniac nitrogen, highest value achieves 14.6mg/l, after water quality monitors a report to add. 2, according to statistic, in yellow Xiao Heming canal inside cross-strait limits, discovery is in rubbish dump to put a drop more, lack clears, optional caboodle buy, be in among them yellow Xiao Heming canal the much residue land that has mixture life rubbish into the discard on dikes and dams of right bank of government office river, length is controlled 200 meters, inexplicability origin and deal with means.
2, problem of dredge of bottom mud clear silt: Yellow Xiao Heming canal undertook dredge of bottom mud clear silt 2016, but as a result of rain corrupt billabong step is not fast, effect of dredge of bottom mud clear silt is not apparent, wadi existence turns over slimy phenomenon. In always exist near flourishing dream happy city one in mouth of water filling water, flow is larger, pound wadi, cause river bottom mud to disturb rise,
Superintend and director checks group of problems that already discovered the examination to turn over processing of local relevant section.
Guangdong province superintend and director is checked group
City of Guangdong province Dongguan east city yellow Sha He is the same as sand paragraph cut controlling a source corrupt still half-baked, rubbish clears the problem is serious
Yellow Sha He (with sand paragraph) be located in south Dongguan city the city is street, number 44000155, 2.5km of black smelly length, 0.0728km2 of area of system of black smelly water. The data that monitor shows water quality amounts to mark, but cut controlling a source corrupt the project is still unfinished, river side has floater, bank has much place to pile up rubbish. Can maintain for: System of this black smelly water had be notted eliminate black smelly.
(One) cut controlling a source corrupt problem
During be being checked according to superintend and director circumstance of spot go on a tour of inspection, this reach existence controls source chunk corrupt the project is not complete (much place sewage emits into river) continuously, fizzle out at present Sha He (with sand paragraph) pilot project synchronism pushs project of punish of system of black smelly water and sponge city, cut corrupt conduit and slope protection project are in synchronous construction, predict to was finished 2019; In the meantime, yellow Sha He (with sand paragraph) of affluent of side of north of the road austral upriver around the city temporarily sewage disposal device is in construction; Predict to be able to be thrown in June 2018 move.
(2) rubbish clears problem
Riparian rubbish dump is put (much place rubbish dump is put in the) inside bank, and water quality of upriver affluent circumstance is poorer the condition that causes contaminant to enter a river directly, several times spot superintend and director checks discovery rubbish piles up the problem still did not get clear improvement.
Water quality monitors an aspect, the result of 5 section water quality that monitor all is amount to mark.
But decide according to black smelly river principle, public satisfaction is spent be more than 90% , but cut corrupt tubal job fulfils accept to did not reach the designated position, partial river side still has large area floater and coastal rubbish; But assess is " did not eliminate black smelly " .
Guangdong saves river of Guangzhou city big hill to be put in black smelly phenomenon
Big hill river (the river emerges number: 44000116) is the one class affluent of new market river, it is to shed classics flower the river of main drain flooded fields of central the city zone emerges, the dead centre since reach is Wu Antie road -- new market bayou, 5.712km of black smelly length, anounce 0.12km2 of black smelly area. Condition of a priori of quality of environment of this river water is relatively insufficient, its come water basically is catchment of Xin Huacheng area and flood of rain issueing release, without upriver nature wadi comes water supply, because of confluent make rain corrupt do not divide, the water system water quality that enters wadi is opposite poorer.
Superintend and director checks discovery, this reach processing obtains apparent effect, by spend again black smelly turn to be spent gently, sewage straight platoon, rubbish huddles wait for a problem to get be settlemented effectively, but the following and main problem still exists in repair process:
(One) problem of dredge of bottom mud clear silt
Inside source investigation and deal with the job still has inadequacy. Existence of reach of part of upper reaches of big hill river handles appearance turning over mud more, the breakage that changes in strong base even also turns over mud, make clear use strong base to change deal with means, early days is silty deal with working existence is insufficient, did not keep clear of in bottom mud or did not undertake strong base is changed below the circumstance with complete Qing Dynasty enclothe, cannot achieve long-term processing result.
(2) cut controlling a source corrupt problem
The part stops dead water area is black smelly phenomenon has not clear. Cut of 7 meters of Fang Qu corrupt the mouth comes big hill river advocate in 60 Yu Mi's wadi between wadi, black smelly phenomenon is apparent, the station is in new can smell on farming bridge effluvial, system of this paragraphs of black smelly water is located in 7 Mi Fangqu cut corrupt the mouth is stood by new China collect fees station a side, physical features of a place is greater hill river advocate wadi is low-lying, the water quantity of confluent mouth overflow cannot emit into big hill river normally advocate wadi, form here stop for a long time dead water area and send black smelly.
Basis " the town is black guideline of work of repair of smelly water system " relevant technology requirement, big hill river sets monitoring point of 3 place water quality, the index that monitor is diaphaneity, dissolved oxygen and ammoniac nitrogen, monitor in showing the river emerges as a result, all be downstream spend gently black smelly, each index average is respectively: Nitrogen of 4.6mg/L of diaphaneity 19.67 Cm, dissolved oxygen, ammonia 9.17mg/L. Decide according to black smelly river principle, assess is " did not eliminate black smelly " .
Superintend and director of Guangdong province Shenzhen is checked group
Black smelly punish waits for river of Shenzhen city sanded well urgently carry fast synergism
River of Shenzhen city sanded well is located in ministry of Baoan area northwest, it is the one class affluent of cogongrass continent river, start is hillock head clough, collect cogongrass continent river finally. Before punish, length of system of black smelly water is 6.06 kilometre, area of system of black smelly water is 0.53 square kilometre.
During 8-22 day superintend and director was checked in May, the weather when spot superintend and director is checked is sunny, the discovery when the examination, effect of whole of processing of sanded well river is general. River of spot make one's rounds discovers complete river riverbed is natural riverbed, without sclerosis, complete river is vintage block a wall + slope of half natural bank, cut of sanded well river corrupt although main body project is finishing already, but water system sense still is black smelly, fine day of partial rainwater opening has sewage to pour out of, wadi has turn over mud effervescent phenomenon, river side has large area floater, riparian somebody is dump rubbish.
Satisfaction of public appraise sth through discussion is spent for 94% , overall assessment is the water quality result that monitor to be spent gently black smelly, from above to below of black smelly rate shows aggravating trend along the river.
(1) fail to report sth is black smelly water system remains to check. When spot superintend and director is checked, discover ability of the Kang Ke in Beijing side has 1 to manage system of black smelly water on the west, the area makes an appointment with 2400m2, join through clough and sanded Jing He, sunshine receives edge river waste pipe contain; Place of pumping station of dock of the booth after discovering Beijing has 1 to manage system of black smelly water, the area makes an appointment with 3000m2, join through clough and sanded Jing He, sunshine receives edge river waste pipe contain. Classics and branch of local water Wu affirm, system of water of this two place is located in build a division inside, project of radically reform of two side village was not carried out reach the designated position, but already punish plan and project implement plan.
(2) sewage discharges environmental problem to be solved without materiality continuously. When spot superintend and director is checked on May 12 afternoon, discover SJZ65# , SJZ61# fine day of opening of two place rainwater has a large number of sewage to pour out of, classics and branch of local water Wu are checked, because sewage of sanded well sewage treatment plant collects a director to cross river of drain flooded fields to be in conduit, because apply labour accident to be cut off, adopt temporarily pumping station takes sent lash-up step, cause check of part of sanded well river corrupt press press of sewage tubal contain emits into Sha Jinghe, up to now conduit still is in rush to repair, water Wu branch is opposite after platoon mouth adopted afore-mentioned rainwater to seal a measure temporarily, on May 17 morning again the spot is checked, discover afore-mentioned rainwater discharge a mouth to already was enclothed with loess, without sewage eduction.
(Pollution of the source inside 3) did not get be controllinged effectively. When spot superintend and director is checked, sense of system of water of sanded well river is black smelly, complete river breaks up on mud of widespread presence bottom, effervescent phenomenon. The source pollutes a problem to remain to solve inside.
(Bedding face of existence of 4) river side accumulates floater. When spot superintend and director is checked, discover bedding face of existence of side of 1 place river accumulates floater, floater submits smeary form, the area makes an appointment with 8m2.
(5) bank is put in rubbish. When spot superintend and director is checked, discover 1 place to apparent person is dump or pile up rubbish, the area makes an appointment with 2 square metre.
Superintend and director examines group of proposals, should finish sanded well sewage treatment plant to cross path of director of river of drain flooded fields to repair a project as soon as possible, fine day of opening of rainwater of river of edge of river of safeguard sanded well not catchment. Ability of the Kang Ke in finishing Beijing as soon as possible on the west side, hind booth dock pumping station two point are black project of radically reform of village of along the line of smelly water system, transform pluvial waste pipe from fountainhead the net mixes a fault to receive an issue, promote Sha Jinghe effect of black smelly punish. Right confluent make overflow mouth use intelligent brake a powerful person to undertake tubal accusing as far as possible, cut wet overflow foul water effectively.
Superintend and director of the Anhui province is checked group
Lu Mingqu puts harbor of city of lake of overgrown with weeds of the Anhui province in cut controlling a source corrupt problem
One, water system is basic circumstance
Harbour Lu Mingqu (34000057) of water system number, full-length 1.66 kilometers (contain 200 meters of culvert, water area length makes an appointment with 1.4 kilometers, divide in all paragraph: Upper reaches (riverside river road - road of the Yangtse River) about 400 meters long, downstream (harbour road - Changchun road) about 300 meters long, for via opening an area administer limits; Middle (road of the Yangtse River - harbour road) area of the river that it is turtledove administer, about 700 meters long.
2, the main work that the place begins
Lake of overgrown with weeds started harbour Lu Mingqu via opening an area 2016 punish of system of black smelly water works, main measure is cut corrupt dredge of accept canal, clear silt and zoology rehabilitate, government of turtledove river area is right 2017 the harbour swims in Lu Mingqu paragraph begin punish, right village of hillock of the Wei side upriver Duan Zhou (the village in the city) undertook sewage hold back.
3, the issue that superintend and director examines discovery
In May 8-22 day, superintend and director is checked group when to the harbour spot superintend and director checks Lu Mingqu, discover upper reaches of harbour Lu Mingqu paragraph punish effect not beautiful, mud of bottom of black of existence of much place reach turns over slimy phenomenon, width exceeds 2/3 river wide, view of simple sense of middle reaches Duan Shui is passable (graph one, 2) . The spot collects sample, the analysis discovers water quality is spend gently black smelly. Via checking repair program medium main body project already was finished at was being fulfilled 2017, but problem of environment of sewage straight platoon is solved without essence, main reason is: (One) relief of village of hillock of Wei of the village in the city is inferior, rain corrupt mix receive an issue serious, interior transforms difficulty big, sewage holds back a system to fail to develop effectiveness effectively, fail from go up at all the problem that solves monsoon overflow, bring about intermittence of existence of water quality of harbour Lu Mingqu to relapse; (2) the night fair side Jiang Luzhou of riverside of upper reaches of harbour Lu Mingqu is big archives, temporarily meal booth dot is more, management is confused, meal reachs sewage of hutch beyond rubbish to be emited into wadi, affect wadi water quality directly.
Superintend and director checks Guangxi municipality group
Rubbish of existence of strong river of Nanning city kiosk is not seasonable clear carry, cut controlling a source corrupt do not reach the designated position
In May 8-22 day, superintend and director checks the group is strong to kiosk of city of Nanning of Guangxi Zhuang Autonomous Region the discovery when undertaking the spot checks: (One) life rubbish clears not seasonable. Spot superintend and director checks discovery to sweep lever mountain village ministry of construction of the building site in 8 teams is in 15 meters from bank (inside urban blue line) one dweller rubbish dump puts a drop, but many life rubbish all piles up outside rubbish pool, not seasonable Qing Dynasty carries, the spot has percolation filtration current to go out apparently, put in normal rubbish to pile up the dot exceeds limits to pile up problem.
(2) cut controlling a source corrupt not complete. 1, put in 1 place not the illegal sewage draining exit that punish finishs. Spot superintend and director checks discovery kiosk has lifetime vivid sewage to discharge a mouth to start place, the platoon in detailed list of punish of illegal sewage draining exit already included the opening in belonging to Nanning city to check a report oneself, but work of repair of this sewage draining exit had be notted begin, the discovery when spot go on a tour of inspection has sewage to emit into wadi directly here.
2, problem of overflow of sunshine of rainwater mouth existence. Check a report to show oneself, 4 to crossroads of iron of the approach before estuarine of irruptive another name for Nanning illegal sewage draining exit already included kiosk punish plan. On May 11 - 18 days of superintend and director are checked the group is right when rainfall and sunshine the place undertakes spot superintend and director is checked for many times, the water amount that there are 2 sewage draining exits in discovering 4 sewage draining exit exceeds temporarily sewage disposal establishment handles ability, still put in overflow problem when sunshine, repair work is half-baked.
3, kiosk enters plant of 3 provisionality sewage disposal to the sewage that holds back on reach in, sewage disposal device moves to just had not been begun to giving water water quality monitor regularly, cannot judge water quality giving water to whether can achieve design parameter requirement.
4, chroma of nitrogen of water system ammonia is achieved " spend again black smelly " grade. The environmental personnel that monitor flows to this paragraphs of river, medium, downstream respectively spot sampling is monitored. The result that monitor shows on, average of index of nitrogen of ammonia of water quality of below 3 medium, section is 15.9 milligram / litre, achieve " spend again black smelly " grade.
