Virág Árpád: A Sió és a Balaton közös története. 1055–2005 (KÖZDOK Kft., Budapest, 2005)

The common history of Lake Balaton and the Sió Canal (1055–2005)

526

THE COMMON HISTORY OF LAKE BALATON AND THE SIÓ CANAL (1055-2005)

Contents

Preface...................................................................................................................................................... 7

Introduction............................................................................................................................................. 9

I. Geography, hydrography and hydrology of the Sió Valley

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

T

he Sió Valley prior to the development of a coherent Lake Balaton water surface .... 11

The Sió, as an ancient outlet and natural level control of Lake Balaton............................ 15

The Sió, as part of the Zala-Balaton-Sió-Kapos-Sárvíz catchment.................................... 19

I

I. The Sió Valley under the Roman rule and up to the Hungarian conquest .............................. 25

III

. History of the Sió Valley from the early 11th to the mid-18th century...................................... 57

T

he Sió in ancient documents and travelogues .................................................................... 57

T

he Sió on 16th—18th century maps.................................................................................... 72

E

states and settlements along the Sió in the llth-T8th centuries ........................................ 89

W

ater uses in the Sió Valley in the 11th—18th centuries ....................................................... 117

I

V. Surveys and mapping the Sió and her surroundings in the 18th century.................................. 127

S

. Krieger’s Balaton and Sió regulation schemes ................................................................ 132

Sheets of the first military survey of the Balaton and Sió Region...................................... 148

Ov

erview map of the Balaton-Sió-Kapos-Sárvíz water network........................................ 152

D

etailed map of the Sió outflow from Lake Balaton............................................................ 154

Worksheet of the first detailed survey of the Sió.................................................................. 156

V. First regulation schemes of the Sárvíz, the Kapos and the Sió................................................. 159

Survey of the Sárvíz marshes and Bőhm’s first reclamation project.................................. 160

Real

isation of the interrelations between the regulation schemes of the Kapos,

the Sió and Lake Balaton during the first reclamation of the Sárvíz ............................ 165

S. Krieger’s scheme of 1776 to drain the marshes by regulating the Kapos,

the Sió and Lake Balaton, and to link the Dráva and the Danube ................................ 170

T

he fate of Krieger’s scheme .................................................................................................. 192

VI. Early 19th century initiatives at training the Sió and draining ................................................. 195

Lake Balaton Implementation of the Sárvíz canalisation project

between 1810 and 1825, the impacts thereof on the Sió regulation efforts ................. 201

E

ndeavours at enforcing the provisions at draining Lake Balaton and

regulating the Sió set forth in Act XXXIII of 1827 ....................................................... 222

C

onstmction activities between 1847 and 1858 of the reclamation associations

on the Sió and the Sárvíz.................................................................................................... 258

Sió regulation scheme proposed in 1857 involving a mill race and a drainage canal .... 265