Newspaper Clipping - Newspaper Clipping Scan - MAC reducing aircraft noise - 8/26/1987
AIRCRAFT NOISE INDEX-AUGUST 1987
125,4 RIERAGE DAILY NOISE ENERGY
Average Dairy Noise Energy (ADNE) is an index that was developed
by city, county and metropolitan agencies, including the Minnesota
Fb1luhon Control Agency, Me Metropolitan Council, the City of
125.2 Minneapolis, and MAC. The monthly ADNEis calculated from
A scheduled airline takeoffs and landings and from operations of
frninht rh.rt -4--1r,i,linn ,;__01..,.......
the number of flight operations and the types of aircraft involved
125.0 The monthly ADNEis calculated at the beginning of the month from
the airlfnes'schedules and then checked at the end of the month
against actual operations. A small change in the ADNE level
produces a much larger percentage change in actual noise energy
124.8
Average
Noise 124.6 1987
Energy
MAC Noise
124.4 ledudion
Goals
E
124.2
124.0
L
YEAR
MONTH 1968 1'9139 1490 1441 1442
i
A Report to the Public from the Cbairman of the Metropolitan f_ At the St. Paul airport alone we have spent about S13 million since 418+ to build
Airports Commission y+e a ne" runway, provide space for new hangars and make other improvements
We are exceeding our goals for noise reduction this summer, "We / ~i~^Veed~ j ]g to attract more corporate and general aviation from MSP
In August we expect noise levels generated by takeoffs and landings at r v u'e are also developing plans to make better use of what we call the
Minneapolis/St. Paul International Airport (MSP) to be about 13 percent below Our ~~~~p~~ yr Preferemial 'ffic m remit Th(s system, devised in 1Vbd. is designed
to dis-
GI W / tributeairtraficorequitable~yerthecommuninbymaximizing theuse
last summer's peak level, based on published airline schedules
+ This will be the third consecutive month in which noise reduction has of the 'cross runway. Runwac 4"2,
Noise Reduction, In recent rears, as airline deregulation sharply increased the traffic at
exceeded our 11-percent goal.
MSP. use of the crass unwar has been yen limited. A public hearing on a plan
We have also calculated the actual Average Daily Noise Energy fortune to extend that runway will he held this fall. Ue believe an extension will dis-
and]uly. Based on airline schedules, we had estimated reductions of 13 percent
from last summer's peak for each of those months. Actual operations show that perse noise more evenly so that certain neighborhoods do not bear the brunt
the reductions in both months were about 14 percent, compared to the August tration (FAA) a Part I50 comprehensive noise abatement plan prepared under of the
problem.
j 1986 schedule. As a public corporation accountable to the people of Minnesota. the MAC
Our he auspices the Metropolitan Aircraft Sound Abatement Council, an - iscommitted to providing a safe. efficient and em ironmentally compatible
air-
long-range goal is to reduce noise levels in annual steps until 1992, nation that includes citizens directly affected by aircraft noise. A public hear
you informed about this plan and abort
resulting in a decrease from peak 1986 levels of 24 percent. That would put us ing on the plan was held in May portsystem We will continue to keep
. our other noise abatement efforts.
back to a noise level that existed in early 1984 -before noise complaints char- The plan calls for changes in operational procedures at MSP and for both
ply increased. preventive and corrective land-use projects in communities surrounding the air
As I have mentioned before in these monthly reports, our voluntary port. The FAA has up to six months to review and approve the plan in whole
agreements with the major airlines are playing the major role in noise reduc- or in part. Approval will make the MAC eligible for federal aid programs to assist
tion. There are, however, other important noise-abatement measures that you our landuse efforts.
should know about because noise reduction will be achieved through a com- To relieve aircraft congestion at MSP, which indirectly helps control noise Harold
11 Greenwood Ir
prehentive program. levels, the MAC has spent $21 million over the past five years to acquire and CGnirm",
This month the commission will submit to the Federal Aviation Adminis- improve its six smaller "reliever" airports, such as St. Paul Downtown Airport- Itetrnpnlilrrn
Airports Commission
Evan Chronide-Wednesday. August 26. 1987